Update multimedia/mplayer to version 1.1.r20131223
Update x11/xscreensaver to version 5.26
Tweak devel/py-spark version 0.6.1_1
Tweak math/py-networkx version 1.8.1
Tweak devel/py-binplist version 0.1.4
Update devel/py-celery to version 3.1.7
Update devel/py-dogpile.cache to version 0.5.2_1