v1.0.0-rc3

Please read the migration doc which provides information on updating from the v0.40.x - v0.42.x SDK releases

This release contains one API breaking change.

• (transfer) #275 Remove 'ChanCloseInit' function from transfer keeper. ICS20 does not close channels.

If no issues are reported and the SDK finalizes v0.43 then this will be the final release v1.0.0