Use $BASH_SOURCE to replace $0 so that "source" can work correctly.
Merge branch 'master' of github.com:zsxwing/settings

Conflicts:
	shell/zsxwing_bashrc
Merge branch 'master' of github.com:zsxwing/settings
Merge branch 'master' of github.com:zsxwing/settings
Added Octave mode
Merge branch 'master' of github.com:zsxwing/settings

Conflicts:
	emacs/.emacs
Added the setup script