* gladeui/glade-widget.c: fixed Bug #525839 "Glade hangs in toolbar editor"
  replaced assert with if statement in glade_widget_copy_properties()

* gladeui/glade-signal-editor.c: fixed Bug #522542 "glade-3 crashes when
  pressing Enter in signal handler entry field"
  removed unnecessary treeview row-activated handler.

svn path=/trunk/; revision=2077