Move maximize vertically to new prefs
Move lion-style fullscreen windows to new prefs
Move open tmux windows in to new prefs
Move tmux dashboard limit to new prefs. Add support for integer ranges on int text fields in prefs and apply a range of 0-1000 to ir memory.
Move AutoHide tmux client session to new prefs
Make prefs>general view the GeneralPreferencesViewController's view
Move PreferenceInfo to its own files
Move code that will be common to all prefs tabs into iTermPreferencesBaseViewController
Add appearance view controller and move window style into it.
Move tab position into new prefs
Move hide tab bar when there is only one tab in new prefs
Move highlight tab labels on activity into new prefs
Move hide tab number into new prefs
Move hide tab close button into new prefs
Move hide activity indicator to new prefs
Move fullscreen tab delay to new prefs, add support for sliders.