Non-Interactive Staking (#12610)

* Improve naming.

* More improvements to naming

* Fungible counterpart

* Shared pot instead of reserve

* Transferable receipts

* Better naming

* Use u128 for counterpart

* Partial thawing

* Docs

* Remove AdminOrigin

* Integrate into Kitchen Sink

* Thaw throttling

* Remove todo

* Docs

* Fix benchmarks

* Building

* Tests work

* New benchmarks

* Benchmarking tests

* Test new defensive_saturating_* functions

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Formatting

* Update frame/nis/src/lib.rs

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Apply suggestions from code review

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Events added

* Fix kitchensink

* Update frame/nis/src/lib.rs

Co-authored-by: Xiliang Chen <xlchen1291@gmail.com>

* Review niggles

* Remove genesis build requirements

* Grumbles

* Fixes

* Fixes

* Fixes

* Update frame/nis/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update primitives/runtime/src/traits.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Formatting

* Fixes

* Fix node genesis config

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix node chain specs

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Use free asset ID as counterpart

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Account for rounding errors in fund_deficit bench

Relaxes the check for the NIS account balance in the fund_deficit bench
from equality from to checking for 99.999% equality. The exact deviation
for the kitchensink runtime config is 1.24e-10 percent but could vary if
the config is changed.

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* clippy

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix

* Rename

* Fixes

* Fixes

* Formatting

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Xiliang Chen <xlchen1291@gmail.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

substrate/bin/node/cli/src/chain_spec.rs

@@ -358,8 +358,11 @@ pub fn testnet_genesis(
 			max_members: 999,
 		},
 		vesting: Default::default(),
-		assets: Default::default(),
-		gilt: Default::default(),
+		assets: pallet_assets::GenesisConfig {
+			// This asset is used by the NIS pallet as counterpart currency.
+			assets: vec![(9, get_account_id_from_seed::<sr25519::Public>("Alice"), true, 1)],
+			..Default::default()
+		},
 		transaction_storage: Default::default(),
 		transaction_payment: Default::default(),
 		alliance: Default::default(),