- Update to 5.0.0 [1]
- Transfer maintainership [2]

PR:		192076 [1] 184160 [2]
Submitted by:	gaod@hychen.org [1][2]
- Stagify, sort the knobs, remove excessive whitespace and bogus comments
- Employ USE_GSTREAMER knob instead of depending on libgstreamer.so
- Use consistent separators in patch files (this also deuglifies them)

PR:	192234
- Set PORTSCOUT, Upstream use GTK3 in newer Versions
1: remove NO_STAGE.
2: strip binary, bump version.
Update to 4.2.6

Note: For Postgresql users -- this version of RT requires a
down-graded copy of DBD::Pg which is supplied by the new
databases/p5-DBD-Pg32 port.  This may cause conflicts if you have
other consumers of p5-DBD-Pg installed.

ReleaseNotes:	http://bestpractical.com/release-notes/rt/4.2.6