Document private members Rect2

This makes the links work nicer and the functions are documented anyway.

* docs/Geometry.rst - document private Rect2 members
* pygorithm/geometry/rect2.py - Minor documentation tweaks

Author: Tjstretchalot

docs/Geometry.rst

@@ -90,6 +90,7 @@ Axis-Aligned Rectangle
 .. autoclass:: pygorithm.geometry.rect2.Rect2
     :members:
     :special-members:
+    :private-members:
 
 
 

pygorithm/geometry/rect2.py

@@ -373,7 +373,7 @@ def find_intersection(cls, *args, **kwargs):
         
         .. note::
        
-            The first argument is checked with isinstance(arg, Rect2). If this is 
+            The first argument is checked with ``isinstance(arg, Rect2)``. If this is 
             False, the first argument is assumed to be a Polygon2. If you want to 
             use a compatible rectangle class for which this check would fail, you 
             can call