bind: lift code into addPointerType
bind: lift code into addPointerType

Change-Id: I3aca1d448e7eaa398d665ed1ddd836961146bcc5

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