v0.7.0-rc0

BREAKING CHANGES:

• [iris] New genesis workflow
• [iris] Validator.Owner renamed to Validator. Validator operator type has now changed to sdk.ValAddress
• [iris] unsafe_reset_all, show_validator, and show_node_id have been renamed to unsafe-reset-all, show-validator, and show-node-id
• [iris]Rename "revoked" to "jailed"
• [iris]Removed CompleteUnbonding and CompleteRedelegation Msg types, and instead added unbonding/redelegation queues to endblocker
• [iris]Removed slashing for governance non-voting validators
• [iris]Validators are no longer deleted until they can no longer possibly be slashed
• [iris]Remove ibc module
• [iris]Validator set updates delayed by one block
• [iris]Drop GenesisTx in favor of a signed StdTx with only one MsgCreateValidator message

FEATURES:

• Upgrade cosmos-sdk denpendency to v0.26.0
• Upgrade tendermint denpendency to v0.26.1-rc0
• [docs]Improve docs
• [iris]Add token inflation
• [iris]Add distribution module to distribute inflation token and collected transaction fee
• [iriscli] --from can now be either an address or a key name
• [iriscli] Passing --gas=simulate triggers a simulation of the tx before the actual execution. The gas estimate obtained via the simulation will be used as gas limit in the actual execution.
• [iriscli]Add --bech to gaiacli keys show and respective REST endpoint to
• [iriscli]Introduced new commission flags for validator commands create-validator and edit-validator
• [iriscli]Add commands to query validator unbondings and redelegations
• [iriscli]Add rest apis and commands for distribution

BUG FIXES:

• [iriscli]Mark --to and --amount as required flags for iriscli bank send
• [iris]Add general merkle absence proof (also for empty substores)
• [iris]Fix issue about consumed gas increasing rapidly
• [iris]Return correct Tendermint validator update set on EndBlocker by not including non previously bonded validators that have zero power
• [iris]Add commission data to MsgCreateValidator signature bytes