security/pinentry:
- Check for the presence of libc++ rather than for OSVERSION and
  fix options processing [1]
- Use MOC variable provided by bsd.qt.mk

Reported by:	wblock [1]


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372552 35697150-7ecd-e111-bb59-0022644237b5
- fix build on FreeBSD-10


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372553 35697150-7ecd-e111-bb59-0022644237b5
- Fix EXAMPLES installation
- Cleanup plist


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372554 35697150-7ecd-e111-bb59-0022644237b5