Update ERC settings.
Update auto-complete settings
Move backup files to .emacs.d/backup.
Change X selection buffer when we pop the yank buffer.
Save/restore emacs configuration on exit/startup.
Alter C comment style.
Change compilation options.
Always open new files in a new window.
Automatically reload changed files.
When middle-click yanking, don't change location of mark.
Add multiple-cursors mode.
Change location of install/init gtags.