Log Message:
Update kdegames to 3.1.3.

Changes:
* kbattleship: Improve IA, fix winner checking order
* atlantik: core management fixes (Rob Kaper)
* atlantik: do not just delete players, also remove portfolios when resetting
  core (Rob Kaper)
* atlantik: don't show money in portfolio when not in game (Rob Kaper)
* atlantik: Fix multiple close button problem (Rob Kaper)
* atlantik: Fix user sorting (Rob Kaper)
* atlantik: Don't tell client that the game has started when it has not (Rob Kaper)
* kolf: fixing the two most long-standing bugs (Jason Katz-Brown)
* kmahjongg: Selected tiel not highlighted when hit is being displayed
* kmahjongg: Correct alignment of column headings in highscore dialog.
* kpat: Fix "is game lost?" check
* kpat: move cards toger for 40 & 8
* kmahjongg: Fix bug: i18n names aren't displayed correctly in highscores
* konquest: Allow 10 players, not just 5.
* konquest: Fix prompting prolem when first player is eliminated during run