Documentation improvements

Fix more warnings from sphinx and change the output order to bysource

* docs/Geometry.rst - Remove backticks where not allowed
* docs/conf.py - Change output order to bysource from default

Author: Tjstretchalot

docs/Geometry.rst

@@ -196,24 +196,24 @@ index to the larger index will walk clockwise around the polygon.
 
 .. attribute:: Polygon2.points 
 
-    The ordered list of `Vector2`s in this polygon.
+    The ordered list of Vector2s in this polygon.
 
 .. attribute:: Polygon2.lines
 
-    The ordered list of `Line2`s in this polygon.
+    The ordered list of Line2s in this polygon.
 
 .. attribute:: Polygon2.normals
 
-    The orders list of normal `Vector2`s corresponding to the `Line2`'s 
+    The orders list of normal Vector2s corresponding to the Line2s 
     in lines
 
 .. attribute:: Polygon2.center
 
-    The `Vector2` center of the polygon. Lazily initialized.
+    The Vector2 center of the polygon. Lazily initialized.
 
 .. attribute:: Polygon2.aabb
 
-    The `Rect2` bounding box of this polygon. Lazily initialized.
+    The Rect2 bounding box of this polygon. Lazily initialized.
 
 .. method:: Polygon2(self, points)
 

docs/conf.py

@@ -42,6 +42,8 @@
    u'Omkar Pathak', 'manual'),
 ]
 
+# Auto-Doc options
+autodoc_member_order = 'bysource' # alternatively 'alphabetical' (default) or 'groupwise'
 
 # -- Options for manual page output --------------------------------------------