Add more file extension types.
Check if GNU screen is installed.

If not installed do not try running it (crashes the terminal).
Add alias for copying stdout to the clipboard.
Swap control and caps lock keys.
Add more file extensions to emacs.
Add default settings for the Awesome WM.
Add a default theme for window manager.
Add keyboard controls for volume.
Increase Emacs font-size for large displays.
Use Emacs built-in themes rather than color-theme.
Add more file extensions for Ruby.
Avoid compiling Sass files on save.
Avoid creating backup files in same directory.