GTK+ 3.8.2 Fixes Eleven Bugs

GTK+ 3.8.2 fixes exactly eleven bugs and updates seven translations. Among the bugs fixes, we can mention a typo in the documentation comment, the document icon-shadow CSS property issue, Add to Bookmarks is no longer enabled when nothing is selected, and the GtkCellRendererCombo function requires click-and-hold. Moreover, the GdkWindow and GtkMenu sizes will no longer get out of sync, the printer dialog no longer crashes when printer-state-message is not provided, the DnD/tooltip widget is now better selected on GtkOverlay and other layered containers, the GTK CSS keybinding has been repaired, and an unused boolean field has been removed from GtkCheckMenuItem.