This also adds GO_PKG_INSTALL_BIN_PATH which determines the path where
binaries are installed by GoPackage/Package/Install/Bin (this was
previously hard-coded to /usr/bin).
Signed-off-by: Jeffery To <jeffery.to@gmail.com>
This also adds a config option GOLANG_MOD_CACHE_WORLD_READABLE; if
enabled, chmod is run after a Go package build to make all
files/directories in the module cache world-readable.
Signed-off-by: Jeffery To <jeffery.to@gmail.com>