Eye of GNOME 3.11.3 Allows for Transparent Backgrounds

Eye of GNOME 3.11.3 allows transparent backgrounds by using GdkRGBA for image background layers, while avoiding color conversion from GdkColor. Also, it makes various actions available over D-Bus. Moreover, Eye of GNOME 3.11.3 fixes more deprecated GtkStock and GtkStyle usage, supports export of actions on D-Bus, and standardizes the About, Help and Quit menu items for the App Menu.