Add Nix package management
Split xinitrc into xprofile and Xkbmap
Fix X resource sourcing outside shell
Separate out TERMCAP variables from .profile
Fix $PS1 colours for readline length calculations
Revert "Make changes for Linux Mint"

This reverts commit d07bed0f6296d06df961b2a82b205f34a0046d31.

Conflicts:
	xinitrc
Load VirtualBox client when starting X
Alter Xresources to handle high DPI display
Start X automatically at login
Start GNOME keyring together with X
Add trackpoint mouse wheel emulation

Conflicts:
	xinitrc
Add wallpaper