Added target "installunixprograms" which installs python and pythonw in /usr/local/bin (referring to the framework-based interpreter and Python.app).
Added target "installunixprograms" which installs python and pythonw in
/usr/local/bin (referring to the framework-based interpreter and Python.app).

Added target symlinkmacsubtree to aid in debugging.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator