Adding of IRSSI config

* Added IRSSI config
Changings in awesome

* Added themes
* Added new icons and layouts
(Needs lain)
Adding of clementine

* Added clementine config
Adding of LaTeX to ViM

* Added LaTeX specific stuff to vim
Changes in xinitrc

* Added launch of bspwm (although commented out for now, awesome
  still rocks the most imho)
Fixing of layout

* Fixed some strange behaviour
Adding of P2P-MPI stuff to PATH

* Added P2P-MPI specific env. variables
Merge branch 'master' of https://github.com/sosterwalder/dotfiles

Conflicts:
	awesome/rc.lua.symlink
	clementine/clementine.conf.symlink