Documentation updates

docs/api_Maps.rst

@@ -4,6 +4,9 @@
 SimPEG Maps
 ***********
 
+Thats not a map...?!
+====================
+
 A SimPEG Map operates on a vector and transforms it to another space.
 We will use an example commonly applied in electromagnetics (EM) of the
 log-conductivity model.
@@ -70,14 +73,6 @@ When these are used in the inverse problem, this is extremely important!!
     expMap.test(m, plotIt=True)
 
 
-The API
-=======
-
-.. autoclass:: SimPEG.Maps.IdentityMap
-    :members:
-    :undoc-members:
-
-
 Combining Maps
 ==============
 
@@ -127,6 +122,14 @@ Just to be sure that the derivative is correct, you should always run the test
 on the mapping that you create.
 
 
+The API
+=======
+
+.. autoclass:: SimPEG.Maps.IdentityMap
+    :members:
+    :undoc-members:
+
+
 Common Maps
 ===========