Remove TODO comment re binary importer

go.tools/importer is going to be changed
so that an additional flag must be specified
for packages to be imported from source.
Thus, we don't need to do anything more
to enable binary imports - just wait for
the CL to land.
pkg/runtime: implement reflect.map*
Merge branch 'master' of github.com:axw/llgo
Merge branch 'master' of git://github.com/axw/llgo