* Remove unused event_metadata variable
* Eliminate mod_name and use pallet names to name enum variants
* Rename field name `pallet` to `path`
* Use only the pallet name to generate variant names
* Use new naming scheme for Event enum in sudo pallet tests
* Use new naming scheme for Event enum in offences pallet tests
* Use new naming scheme for Event enum in contracts pallet tests
* Use new naming scheme for Event enum in collective pallet tests
* Use new naming scheme for Event enum in bounties pallet tests
* Use new naming scheme for Event enum in balances pallet tests
* Use new naming scheme for Event enum in assets pallet tests
* Use new naming scheme for Event enum in frame support tests
* Use new naming scheme for Event enum in tips pallet tests
* Use new naming scheme for Event enum in transaction payment pallet tests
* Use new naming scheme for GenesisConfig fields in example pallet tests
* Use new naming scheme for GenesisConfig fields in elections pallet tests
* Use new naming scheme for Event enum in election provider multi-phase pallet tests
* Use new naming scheme for Event enum in elections phragmen pallet tests
* Use new naming scheme for GenesisConfig fields in chain spec
* Use new naming scheme for Event enum in staking pallet mock
* Use new naming scheme for GenesisConfig fields in node-template chain spec
* Use new naming scheme for GenesisConfig fields in node-testing chain spec
* Use new naming scheme for Event enum in node executor tests
* Use new naming scheme for GenesisConfig fields in transaction storage pallet mock
* Refactor match conditions
Keith Yeung