[gnome-calendar] (14 commits) ...year-view: fix hover & dnd drawing on RTL locales

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

Summary of changes:

  f980bbc... event-widget: setup itself as a drag source (*)
  b90d356... event-widget: set a proper icon for drag n' drop (*)
  dc65a9e... event-widget: use a gint for date compare (*)
  d0821d7... month-view: set as a drag destination (*)
  982b7da... month-view: draw a drop target background (*)
  1f534aa... month-view: hold a pointer to the singleton GcalManager (*)
  220d7c8... month-view: save the event when dragged and dropped (*)
  c2bf75d... month-view: improve rendering of DnD target (*)
  c7d92e9... year-view: make the year navigator a DnD dest (*)
  44f5cbe... year-view: render DnD selector on hover (*)
  82c7918... year-view: implement the ::drag-drop operation (*)
  88730db... year-view: don't render DnD when it leaves (*)
  5960a45... month-view: consider the days delay when dealing with the c (*)
  1c90791... year-view: fix hover & dnd drawing on RTL locales (*)

(*) This commit already existed in another branch; no separate mail sent