v2.0.0-rc1

What's Changed

• Loading validators by @lazyluis in #36
• Loading validators by @lazyluis in #38
• refactor project structure by @lazyluis in #39
• improve block syncing and update proto by @keithsue in #40
• Oracle by @lazyluis in #41
• Feat/without price providers by @lazyluis in #42
• add refresh key protocol by @lazyluis in #43
• rename agency to dcm by @lazyluis in #44
• Feat/batch dkg by @liangping in #45
• Feat/add re-sign for requests that have not completed in a fixed time window by @lazyluis in #46
• Feat/batch dkg by @liangping in #47
• change batch size by @liangping in #48
• use pubkey instead of address by @liangping in #49
• using hash for message of signature by @liangping in #50
• Feat/batch dkg by @lazyluis in #51
• change message encoding by @lazyluis in #52
• update signing by @lazyluis in #53
• update start time by @lazyluis in #54
• remove tasks saveing by @lazyluis in #55
• optimize re-trying by @lazyluis in #56
• Feat/batch dkg by @lazyluis in #57
• Feat/batch dkg by @lazyluis in #58
• split sig_hash by @lazyluis in #59
• Batch refresh by @lazyluis in #60
• Batch refresh by @lazyluis in #61
• Bridge refresh by @liangping in #62

Full Changelog: v0.5.0...v2.0.0-rc1