guile-sdl: new package
guile: 2.0.9 -> 2.0.11
merlin: update from 1.7.1 to 2.0

Also adds an option to compile the emacs mode at install time.
Update firefox
Update TeX-disser thesis template for Russian styles
Use Firefox instead of xulrunner in SlimerJS
Update zgrviewer
Update virtviewer
Update monit
Update OGRE library
Update Stunt Rally
Update afflib
Merge pull request #4756 from iyzsong/guile-sdl

add guile-sdl and bump guile to 2.0.11
Add henrytill to maintainers
coq: 8.4pl4 -> 8.4pl5
emacs24Macport: allow installing either 24.3 or 24.4
opam: update to 1.2.0
ffmpeg: 2.4.2 -> 2.4.3
steam: update 1.0.0.48 -> 1.0.0.49
Merge pull request #4808 from henrytill/opam

opam: update to 1.2.0