bind: expose all public types to python module
bind: expose all public types to python module

Change-Id: I948838b37f0d5f909ae58797930ffe598dc539ca

go-python/gopy-gen,lifei/gopy,lifei/gopy,go-python/gopy,go-python/gopy-gen,ericsnowcurrently/gopython-gopy,kellrott/gopy,go-python/gopy,kellrott/gopy,ericsnowcurrently/gopython-gopy