Install unrar library and header file.
Bump PKGREVISION.
Updated archivers/unrar to 5.0.7nb1
Support C++11. Bump revision.
Remove binary restrictions.  Since version 2.6 the licensing issues were
clarified by upstream and at least Debian and FreeBSD have provided binary
distributions since then.

Bump PKGREVISION.
Updated audio/faad2 to 2.7nb2
band-aid patch for missing fxp2f(3) on NetBSD<6.