gnolang

Finish passing gnolang files tests (DONE).
Dry the code with select refactors.
Implement form of channel send/recv.
Complete float32/float64 implementation (as struct).
Check parsed AST for compile-time errors.
- unused names,
- XXX
Ensure determinism regarding 32 vs 64 bit for int/uint.
Ensure non-realm paths cannot mutate state.
Ensure native (autonative) func call types in checkType().

/pkgs

Replace testify with gnolang/gno/pkgs/testify
command: make utility that parses flags using BurntSushi/toml or some vetted toml lib, but nothing else (besides amino json)
Move most of classic/sdk/ as packages in gno/pkgs/
Move tendermint consensus modules as packages in gno/pkgs/tendermint
Embedded AminoMarshaler fields should not cause the parent to become AminoMarshaler.

other

Replace spf13 with gnolang/testify fork of jaekwon/testify

Limit CPU and memory usage. -> memory usage: -> clear cache upon beginnewblock?
Realm PkgPath URL fixes. -> /r/boards/board.go should show the code.
Validator set changes. -> re staking: