Updated Hebrew translation
Updated Greek translation
a11y: compute properly if there is text selected

https://bugzilla.gnome.org/show_bug.cgi?id=722188
clutter-text: emitting ClutterText::delete-text before actual changes on the text

https://bugzilla.gnome.org/show_bug.cgi?id=722220
clutter-text: emitting ClutterText::insert-text before actual changes on the text

https://bugzilla.gnome.org/show_bug.cgi?id=722220
Updated Czech translation