Update textproc/raptor2 to version 2.0.9_1
Tweak lang/python27 version 2.7.5_1
Update graphics/gdal to version 1.9.2_1
Update audio/liblo to version 0.27
Tweak devel/talloc version 2.0.8
Update lang/cython to version 0.19.1
Tweak textproc/py-libxml2 version 2.8.0