Feat/ve mento locking contract #615

Job	Run time
Slither	3m 11s
Get Echidna test names	8s
Check storage layout (contracts/legacy/ReserveSpenderMultiSig.sol:ReserveSpenderMultiSig)	2m 11s
Lint & Test	5m 46s
Check storage layout (contracts/legacy/StableToken.sol:StableToken)	2m 14s
Check storage layout (contracts/legacy/Exchange.sol:Exchange)	2m 14s
Check storage layout (contracts/legacy/GrandaMento.sol:GrandaMento)	2m 10s
Check storage layout (contracts/swap/Broker.sol:Broker)	2m 11s
Check storage layout (contracts/swap/BiPoolManager.sol:BiPoolManager)	2m 12s
Check storage layout (contracts/swap/Reserve.sol:Reserve)	2m 13s
Check storage layout (contracts/oracles/BreakerBox.sol:BreakerBox)	2m 13s
Check storage layout (contracts/oracles/SortedOracles.sol:SortedOracles)	2m 13s
Check storage layout (contracts/tokens/StableTokenV2.sol:StableTokenV2)	2m 12s
Run echidna tests (EchidnaFixidityLib)	2m 5s
Run echidna tests (EchidnaStableToken)	3m 36s
	36m 49s

Provide feedback