Backport commits from main to v3 release branch (cosmos#682)

* reorganize channel handshake handler (cosmos#647)

* reorganize channel handshake handler

split out channel state changes into its own function.

* readjust 27-interchain-accounts to not rely on state being set before the application callback

* add changelog and migration doc entry

* Update modules/core/04-channel/keeper/handshake.go

* docs: ICA Overview (cosmos#626)

* docs: ica overview

* fix: ordering

* add spacing

* fix: spacing

* fix: remove bulletpoints

* fix: wording

* update go mod for security vulnerabilities (cosmos#655)

* update go mod for security vulnerabilities

* update package-lock.json

* update vue dependency (cosmos#662)

* bump glob-parent version in json package (cosmos#663)

* build(deps): bump actions/setup-go from 2.1.4 to 2.1.5 (cosmos#656)

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 2.1.4 to 2.1.5.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v2.1.4...v2.1.5)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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* docs: begin removal of internal "spec" directories (cosmos#634)

* begin removal of spec docs within core ibc

* remove broken link

* Apply suggestions from code review

Co-authored-by: Damian Nolan <damiannolan@gmail.com>

* remove broken link

* remove broken links

* Apply suggestions from code review

Co-authored-by: Carlos Rodriguez <crodveg@yahoo.es>

Co-authored-by: Damian Nolan <damiannolan@gmail.com>
Co-authored-by: Carlos Rodriguez <crodveg@yahoo.es>

* Modify `OnChanOpenTry` application callback to perform app version negotitation (cosmos#646)

* remove NegotiateAppVersion and AppVersion gRPC (cosmos#643)

The NegotiateAppVersion callback has been removed from the IBC Application interface.
The gRPC AppVersion has been removed.
The app version negoitation will be handled by applications by returning the version in OnChanOpenTry.

* Modify `OnChanOpenTry` to return application version (cosmos#650)

* modify OnChanOpenTry to return negotiated version

modify IBCModule interface function OnChanOpenTry to return the negotiated app version. Tests have not been updated

* fix ibc_module_test.go tests

* fix tests

* Apply suggestions from code review

* add handshake test case

* add CHANGELOG and migration docs

* update documentation

* fix broken link

* fix broken link (cosmos#664)

* chore: update make build-docs, add docs build checker (cosmos#667)

* update Makefile, add docs build checker

* Update .github/workflows/check-docs.yml

Co-authored-by: Marko <marbar3778@yahoo.com>

Co-authored-by: Marko <marbar3778@yahoo.com>

* register ICA query server, fix panics in params query cli (cosmos#666)

Register the controller and host query servers to a chain.
Returns an error upon cli params query failure instead of panicing.

* update of roadmap with latest release (cosmos#653)

* update of roadmap with latest release and changed the way release versions are encoded

* fixed typo

Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

* build(deps): bump actions/checkout from 2.3.1 to 2.4.0 (cosmos#672)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.3.1...v2.4.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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* allow ics20 to connect to middleware (cosmos#675)

* allow ics20 to connect to middleware

Creates ics4Wrapper which allows middleware applications to only implement SendPacket to connect ics20 as an application in its middleware stack

* add changelog and migration doc

* fix migration doc spelling

* fix: register InterchainAccount as x/auth GenesisAccount (cosmos#676)

* adding GenesisAccount interface registration for InterchainAccount impl

* updating RegisterInterfaces ica godoc

* enable mergify for backports (cosmos#678)

Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

Co-authored-by: Sean King <seantking@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Damian Nolan <damiannolan@gmail.com>
Co-authored-by: Carlos Rodriguez <crodveg@yahoo.es>
Co-authored-by: Marko <marbar3778@yahoo.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

update changelog (cosmos#645)

* update changelog

* cosmetic update of changelog

Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport cosmos#589 cosmos#603 to v2.0.x (cosmos#611)

* backport cosmos#589

* fix: emit channel event instead of connection (cosmos#603)

* fix: emit channel event instead of connection

* chore: changelog

* chore: remove unncessary import

* backport cosmos#603

* update changelog

Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: Sean King <seantking@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport cosmos#589 cosmos#603 to v1.2.x (cosmos#610)

* backport cosmos#589

* backport cosmos#603

* remove duplicate changelog entry.

* update changelog

* fix build problem

Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: Sean King <seantking@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport cosmos#589 cosmos#603 to v1.1.x (cosmos#609)

* backport cosmos#589

* backport cosmos#603

* update changelog

* fix build problem

Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: Sean King <seantking@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport 583 to v2.0.x (cosmos#588)

* proto: fix for reflection  (cosmos#583)

* migrate to v1 buf

* remove confio

* update docker buf image version to fix make proto-all

* move proofs outside confio

* regenerate proto

Co-authored-by: Marko Baricevic <markobaricevic3778@gmail.com>
Co-authored-by: Colin Axnér <25233464+colin-axner@users.noreply.github.com>

* update changelog

* update changelog

* update tag date in changelog

* update changelog

Co-authored-by: Marko <marbar3778@yahoo.com>
Co-authored-by: Marko Baricevic <markobaricevic3778@gmail.com>
Co-authored-by: Colin Axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport 583 to v1.2.x (cosmos#592)

* backport 583

* regenerate pg.go files and update changelog

Co-authored-by: Marko <marbar3778@yahoo.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport 583 to v1.1.x (cosmos#591)

* backport 583

* update changelog

* regenerate pb.go files

* update changelog

Co-authored-by: Marko <marbar3778@yahoo.com>
Co-authored-by: Carlos Rodriguez <crodveg@gmail.com>

backport tendermint bump (0.34.14) and SDK bump (0.44.3) (cosmos#530)

* backport cosmos#489

* backport cosmos#503

* update chagelog

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
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backport tendermint bump (0.34.14) and SDK bump (0.44.3) (cosmos#529)

* backport cosmos#489

* backport cosmos#503

* changelog alignment fixes

* update chagelog

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
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