Update maintainers in the AUTHORS.rst

Updated the list of Keepers of the Crystals by removing and adding names.

Author: nateprewitt

AUTHORS.rst

@@ -3,15 +3,15 @@ Requests was lovingly created by Kenneth Reitz.
 Keepers of the Crystals
 ```````````````````````
 
+- Ian Cordasco <[email protected]> `@sigmavirus24 <https://github.com/sigmavirus24>`_.
 - Nate Prewitt `@nateprewitt <https://github.com/nateprewitt>`_.
-- Seth M. Larson `@sethmlarson <https://github.com/sethmlarson>`_.
 
 Previous Keepers of Crystals
 ````````````````````````````
+
 - Kenneth Reitz <[email protected]> `@kennethreitz <https://github.com/kennethreitz>`_, reluctant Keeper of the Master Crystal.
 - Cory Benfield <[email protected]> `@lukasa <https://github.com/lukasa>`_
-- Ian Cordasco <[email protected]> `@sigmavirus24 <https://github.com/sigmavirus24>`_.
-
+- Seth M. Larson `@sethmlarson <https://github.com/sethmlarson>`_.
 
 Patches and Suggestions
 ```````````````````````