Make Python curses module work with Unicode
Link devel/readline against termcapw instead of termcap.
Make sure to use/install readline from ports, with `USES= readline:port` and
patching setup.py to ignore base. This is necessary for FreeBSD < 1100000,
This is necessary for FreeBSD < 1100000, after this the readline library
became an INTERNALLIB, see r268461.
Exp-run by: antoine
Reviewed_by: miwi, koobs
Reported by: Vitaly Magerya <email@example.com>
Approved by: garga (mentor), ???
Differential Revision: https://reviews.freebsd.org/D11127