[gnome-games] (48 commits) ...Merge branch 'glchess-vala'

[Robert Ancell <rancell src gnome org>]

Summary of changes:

  84bccb3... Port of glchess from Python to Vala. 3D is disabled for now (*)
  3017e86... Get OpenGL working directly using GLX (*)
  b2cab31... Load data from installed location (*)
  67e1efd... Fix up about dialog (*)
  d5933d5... Fix 2d/3d switch (*)
  8cb3180... Delete GLX context when widget destroyed (*)
  cd0f142... Handle failure to create GLX visuals/contexts (*)
  78f99b4... Add command line option (*)
  d42770e... Correctly load games from the command line (*)
  44c2d5c... Work with latest GTK+3 (*)
  d9aadbb... Work with latest GTK+3 (*)
  c70c37b... Fix rank numbering (*)
  3a14724... Almost got bitboards working (*)
  369af1e... Working without promotion (*)
  562a96f... Promotion working (*)
  c72a016... Use FEN notation (*)
  34e9ecd... Load castling flags from FEN (*)
  911588c... Support PGN games with FEN setup (*)
  09b873e... Add a test program (*)
  30022d6... Track if can castle (*)
  d35bbbc... Gen en-passant working (*)
  a9947d1... Don't install test program (*)
  f9e6e8a... Handle castling rules better (*)
  3726109... En-passant only allowed if square available (*)
  ab6ac4b... Check FEN state is valid after move (*)
  93c5b07... Add in basic history framework (*)
  0336b84... Remove non-required GLib namespaces (*)
  f235a26... Tidy up history code (*)
  6afb2d3... Autosave games (*)
  dfb87ce... Update history index when game saved, fix date for games (*)
  3a7b1b9... Add back 3D board numbering (*)
  79a2c0f... Rotate the black pieces (*)
  4829d24... Apply board orientation setting (*)
  bc20019... Render the time box (*)
  1a80a65... Glade can't make it's mind up which order to save widgets i (*)
  def3a3f... Workaround GTK bug that makes the history buttons wrap arou (*)
  d230c0a... Add piece and board texturing (*)
  14c6dc8... Start work on a chess clock (*)
  8dc0089... Get a chess clock working (*)
  160ac20... Only use game clock if configured (*)
  6cb6709... Use existing piece colors (*)
  61c041a... Fix 3d board normals (*)
  877d969... Use the same texturing as the old glchess (*)
  fdb7719... Connect engine difficulty settings (*)
  97b3a1c... Fix unreliable glX usage (*)
  cddc093... Fix GNU Chess config (*)
  91c8758... Log AI profiles better (*)
  28531a8... Merge branch 'glchess-vala'

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