tmux.conf: start window numbering at 1 + aggressive-resize.
Revert "Use google-chrome-unstable as default browser."

This reverts commit 934c62172bcf69d01657c94fec5cef0326cec97c.

Conflicts:
	xmonad.hs
Updated readme.
xmobarrc. Tweaks for desktop:

  * Added widgets for weather, volume & mpd.
  * Changed color of widget name for volume, weather & mpd.
  * Changed eth0 -> enp3s0.
Updated tmux-dashboard for desktop:

 * renamed window mplayer -> media.
 * show log of Xorg instead of daemon.
XMonad.hs: add mpv to list of floating clients.
Added config for rtorrent + hotkeys in xmonad.
Xinitrc: start leechcraft.
Add simple commands for converting audio files.
Use collectiongain for calculating replaygain