Gaia is removed from cosmos-sdk repository.
Few changes were required to make sure no packages depend on gaia subpackages.
CI config is amended accordingly.
Unnecessary targets are removed from Makefile.
Simulations run through a lightweight version of gaia renamed to simapp.
Closes: #4104
Finished testnet command and introduced localnet targets in Makefile, together with gaiadnode Docker image
Fixed function parameter list - now starts with ctx
Separated GenTxConfig into a server/config package so both the server package and the mock package can use it
Adding server/config to app package
gaiadnode Docker image
Separated GenTxConfig into a server/config package so both the server package and the mock package can use it
Adding server/config to app package
Fixes requested by Rigel
Removed commented code
Global flag fixes