Add license to the top of each source file

frontend/src/components/List/Column/BlockHashColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/BlockNumberColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/BlockPropagationColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/BlockTimeColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/Column.css

@@ -1,3 +1,21 @@
+/*
+Source code for the Substrate Telemetry Server.
+Copyright (C) 2021 Parity Technologies (UK) Ltd.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 .Column {
   text-align: left;
   padding: 6px 13px;

frontend/src/components/List/Column/Column.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe, timestamp } from '../../../common';
 import { Node } from '../../../state';

frontend/src/components/List/Column/DownloadColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe, timestamp } from '../../../common';
 import { Column, BANDWIDTH_SCALE } from './';

frontend/src/components/List/Column/FinalizedBlockColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/FinalizedHashColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/ImplementationColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/LastBlockColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/LocationColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/NameColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/NetworkIdColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/PeersColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/StateCacheColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe, timestamp } from '../../../common';
 import { Column, BANDWIDTH_SCALE } from './';

frontend/src/components/List/Column/TxsColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/UploadColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe, timestamp } from '../../../common';
 import { Column, BANDWIDTH_SCALE } from './';

frontend/src/components/List/Column/UptimeColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Column } from './';
 import { Node } from '../../../state';

frontend/src/components/List/Column/ValidatorColumn.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../../common';
 import { Column } from './';

frontend/src/components/List/Column/index.ts

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 export * from './Column';
 export * from './NameColumn';
 export * from './ValidatorColumn';

frontend/src/components/List/List.css

@@ -1,3 +1,21 @@
+/*
+Source code for the Substrate Telemetry Server.
+Copyright (C) 2021 Parity Technologies (UK) Ltd.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 .List {
   /* Prevents the list from auto-scrolling while cascading node
    * updates on new block, which helps with performance. */

frontend/src/components/List/List.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe } from '../../common';
 import { Filter } from '../';

frontend/src/components/List/Row.css

@@ -1,3 +1,21 @@
+/*
+Source code for the Substrate Telemetry Server.
+Copyright (C) 2021 Parity Technologies (UK) Ltd.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 .Row {
   color: #b5aeae;
   cursor: pointer;

frontend/src/components/List/Row.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Types, Maybe } from '../../common';
 import { Node } from '../../state';

frontend/src/components/List/THead.css

@@ -1,3 +1,21 @@
+/*
+Source code for the Substrate Telemetry Server.
+Copyright (C) 2021 Parity Technologies (UK) Ltd.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+*/
+
 .THead {
   background: #393838;
 }

frontend/src/components/List/THead.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../common';
 import { Column, THeadCell } from './';

frontend/src/components/List/THeadCell.tsx

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import * as React from 'react';
 import { Maybe } from '../../common';
 import { Column } from './';

frontend/src/components/List/index.ts

@@ -1,3 +1,19 @@
+// Source code for the Substrate Telemetry Server.
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 export * from './Column';
 export * from './List';
 export * from './Row';