removes extension.js since it's generated from a template now.

uses a hidden icon for appindicator.

adds beta support for Gnome 3.16

removes 0 from beginning of the day

adds compatibility code for Gtk 3.10

adds better debian packaging
does not disable plugins when app crashes
removed header bar from preferences dialog
fixed a bug when external khayyam was being imported
dialog window is used instead of popovers in gtk 3.10
fixes a bug when toolbar was not showing the today button

fixes liscence in appdata file

fixes liscence in appdata file

fixes some packaging issues

removed the size constraint on calendar widget

removed unsued icons