Glade 3.16.1 UI Designer Repairs Numerous Bugs

Glade 3.16.1 the first maintenance release of the stable 3.16 branch and fixes the “Cancelling an Add Parent action is destructive” bug, repairs a crash caused by the _glade_dnd_dest_set() function, reports parsing errors when loading a project, fixes the tag output, and fixes a regression related to the virtual size property at load of GtkBox. Moreover, Glade 3.16.1 allows users to delete a selected GtkEntry, the cellrenderer model column combobox chooser has been fixed, input issues with the numeric property editors have been fixed, various bugs found in the inspector have been squashed, and some Glade shortcuts, such as Delete, have been fixed.