Final step of a point release.

Adds the ABCI interface for [state sync](https://github.com/tendermint/tendermint/issues/828) as outlined in [ADR-053](https://github.com/tendermint/tendermint/blob/master/docs/architecture/adr-053-state-sync-prototype.md), and bumps ABCIVersion to `0.17.0`.

The interface adds a new ABCI connection which Tendermint can use to query and load snapshots from the app (for serving snapshots to other nodes), and to offer and apply snapshots to the app (for state syncing a local node from peers).

Split out from the original PR in #4645, state sync reactor will be submitted as a separate PR. The interface is implemented by the Cosmos SDK in https://github.com/cosmos/cosmos-sdk/pull/5803.

Prepare release 0.33.4

See #4588 for original change.

I believe this is appropriate. Anything else that needs to be updated?

______

For contributor use:

- [ ] ~Wrote tests~
- [x] Updated CHANGELOG_PENDING.md
- [x] Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
- [ ] ~Updated relevant documentation (`docs/`) and code comments~
- [x] Re-reviewed `Files changed` in the Github PR explorer

* rc1/v0.33.2

- release candiadte for 0.33.2

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

Co-authored-by: Anton Kaliaev <anton.kalyaev@gmail.com>

* release: minor release 0.33.1

- minor release for 0.33.1

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

* remvoe wording

* version bump

* Fix many golint errors

* Fix golint errors in the 'lite' package

* Don't export Pool.store

* Fix typo

* Revert unwanted changes

* Fix errors in counter package

* Fix linter errors in kvstore package

* Fix linter error in example package

* Fix error in tests package

* Fix linter errors in v2 package

* Fix linter errors in consensus package

* Fix linter errors in evidence package

* Fix linter error in fail package

* Fix linter errors in query package

* Fix linter errors in core package

* Fix linter errors in node package

* Fix linter errors in mempool package

* Fix linter error in conn package

* Fix linter errors in pex package

* Rename PEXReactor export to Reactor

* Fix linter errors in trust package

* Fix linter errors in upnp package

* Fix linter errors in p2p package

* Fix linter errors in proxy package

* Fix linter errors in mock_test package

* Fix linter error in client_test package

* Fix linter errors in coretypes package

* Fix linter errors in coregrpc package

* Fix linter errors in rpcserver package

* Fix linter errors in rpctypes package

* Fix linter errors in rpctest package

* Fix linter error in json2wal script

* Fix linter error in wal2json script

* Fix linter errors in kv package

* Fix linter error in state package

* Fix linter error in grpc_client

* Fix linter errors in types package

* Fix linter error in version package

* Fix remaining errors

* Address review comments

* Fix broken tests

* Reconcile package coregrpc

* Fix golangci bot error

* Fix new golint errors

* Fix broken reference

* Enable golint linter

* minor changes to bring golint into line

* fix failing test

* fix pex reactor naming

* address PR comments

- update master with changelog from v0.32.8
- bump `tm-version` in `version.go`

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

* cs: panic only when WAL#WriteSync fails

- modify WAL#Write and WAL#WriteSync to return an error

* fix test

* types: validate Part#Proof

add ValidateBasic to crypto/merkle/SimpleProof

* cs: limit max bit array size and block parts count

* cs: test new limits

* cs: only assert important stuff

* update changelog and bump version to 0.32.7

* fixes after Ethan's review

* align max wal msg and max consensus msg sizes

* fix tests

* fix test

* add change log for 31.11

* Release branch for v0.32.1

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

* add links to changelog

* wording change

* Apply suggestions from code review

Comment from PR

Co-Authored-By: Ethan Buchman <ethan@coinculture.info>

* add link bump abci Version

* include doc change for abci/app

* moved abci change to features as it doesnt break the abci

* pr comments (#3803)

* pr comments

* abci changelog change

* Marko/update release1 (#3806)

* pr comments

* remove empty space

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

* changelog and version

* Add section on ABCI changes

* Update ABCI upgrade section to include events examples

* update upgrading

* more upgrading and changelog

* update changelog from pending

* refer to #rpc_changes

* minor word changes

- prep changelog
 - add missing changelog entries
 - fix minor glitch in existing changelog (v0.31.2)
 - bump versions

* bump ABCIVersion due to renaming BlockSizeParams -> BlockParams
(https://github.com/tendermint/tendermint/pull/3417#discussion_r264974791)

* Move changelog on consensus params entry to breaking

* Add @melekes' suggestion for breaking change in pubsub into upgrading.md

* Add changelog entry for #3351

* Add changelog entry for #3358 & #3359

* Add changelog entry for #3397

* remove changelog entry for #3397 (was already released in 0.30.2)

* move 3351 to improvements

* Update changelog comment

- update changelog, reset pending
 - bump versions
 - add external contributors (partly manually)

* libs/db: close batch (#3397)

ClevelDB requires closing when WriteBatch is no longer needed, https://godoc.org/github.com/jmhodges/levigo#WriteBatch.Close

Fixes the memory leak in https://github.com/cosmos/cosmos-sdk/issues/3842

* update changelog and bump version to 0.30.2

* changelog, upgrading, version

* update for evidence fixes

* linkify

* fix an entry

* update changelog

* linkify

* bump version

* update main changelog

* final fixes

* entry for wal fix

* changelog preamble

* remove a line

* update changelog and upgrading

* add note about max voting power in abci spec

* update version

* changelog

* changelog pending and upgrading

* linkify and version bump

* changelog shuffle

* crypto: revert to mainline Go crypto lib

We used to use a fork for a modified bcrypt so we could pass our own
randomness but this was largely unecessary, unused, and a burden.
So now we just use the mainline Go crypto lib.

* changelog

* fix tests

* version and changelog

* makeNodeInfo returns error

* version and changelog

* update changelog

* linkify

* changelog and version

* update changelog

* changelog, upgrading, version

* prepare changelog

* linkify changelog

* changelog and version

* update changelog

* update CONTRIBUTING with notes on CHANGELOG

* update changelog

* changelog and version

* changelog and version

* fix changelog

* version bump

* update UPGRADING.md

* add missing pr numbers to changelog pending

* linkify changelog

* abci: update RequestInfo for versions

* abci: update ResponseInfo for versions

* compile fix

* fix test

* software_version -> version

* comment fix

* update spec

* add test

* comments and fix test