Added solarized module for tmux.
Modified tmux.conf for solarized colours.
Renamed Solarized/ to solarized/ in line with naming conventions.
Added solarized colours to tmux.
Organized tmux configuration.
Merge branch 'develop' of https://github.com/axlm/Environment into develop
Added powerline.
Merge branch 'develop' of https://github.com/axlm/environment into develop
Added powerline functionality to bash.
Merge branch 'develop'