Start Go bindings for runtime.
Add Go wrappers for Clownfish basic types.
Add INSTALL for the Go runtime bindings.
Install .cfh and static lib under $GOPATH/pkg.

*   Install C static archive into $GOPATH/pkg/$PACKAGE/_lib/
*   Install .cfh headers into a main include directory, also under `pkg`.
Use struct pointers for Clownfish Go host objects.

Be consistent about passing around Clownfish Go host objects by
reference rather than by value.