v2.1.0 - Governor UX and reconfiguration

Allows reconfiguring the governor and some other improvements

What's Changed

• add a method for proposing and describing in a single call by @moodysalem in #48
• allow reconfiguring the governor and separate the cancel methods by @moodysalem in #45
• add method to check how a particular account voted by @moodysalem in #51

Full Changelog: v2.0.0...v2.1.0

AirdropClaimCheck @ 0x02e4460d6eb21916b86aa722a03935300868346cd76bd4c3c239ccdc0b9d2447
Airdrop @ 0x01cb5e128a81be492ee7b78cf4ba4849cb35f311508e13a558755f4549839f14
Staker @ 0x05439a02056c9479bd50d270aa9ecbff87e2bf1d4c79269482a6d8861a08c0d3
Governor @ 0x05a821e6428aae661b473d452dd9d8082a670dc865fc6c0192e298afba46da2f