01:28 lwhsu 

Add version specified ports of separated standard Python modules for
non-default Python versions:

- Add pyXY-{sqlite3,gdbm,tkinter} ports for generating binary packages
- Improve/add pkg-message to point users to install respective packages of
  separated Python standard modules
- Add COMMENT to explicitly show the Python version that package should be
  used with
- Simplify version-related PYTHON_* for lang/python35

Reviewed by:	koobs
Differential Revision:	https://reviews.freebsd.org/D4170