PyAPI

- added new mathutils.Color() type, use with rna so we can do for eg:
 material.diffuse_color.r = 1.0
 # also has hsv access
 material.diffuse_color.s = 0.6

 - made Mathutils and Geometry module names lowercase.

source/blender/python/doc/examples/mathutils.Matrix.py

@@ -0,0 +1,3 @@
+import mathutils
+
+# todo