Refactoring the code inside GcalMonthView for drawing and for showing child
widgets.
Fixed ref_sink in GcalEditableRemainder. (Don't need it)
Added translation for weekdays abbreviation. (Thxs to ebassi & mclasen)
Passed make distcheck.
Added GcalEventWidget::activated signal.
Fixed bug in GcalMonthView preventing to get button events.
Added methods in GcalUtils from Evo for formatting time.
..and stuff