* ibc: commit packet and hash
* minor changes
* fix build
* update err msgs
* don't use Any
* update commitment hash to used fixed length preimage
The commitment hash will now use 8 bytes timeout timestamp + 8 bytes timeout height version number + 8 bytes timeout height version height + sha 256 hash of data
* remove error from CommitPacket return values
* update godoc
* rm proto-tools-stamp
Co-authored-by: Colin Axner <colinaxner@berkeley.edu>
Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
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