Merge branch '3.4' into 4.2

* 3.4:
  renamed Patches to Pull Requests

Author: javiereguiluz

contributing/map.rst.inc

@@ -8,8 +8,8 @@
 * **Code**
 
   * :doc:`Bugs </contributing/code/bugs>`
-  * :doc:`Patches </contributing/code/pull_requests>`
-  * :doc:`Reviewing Issues and Patches </contributing/community/reviews>`
+  * :doc:`Pull Requests </contributing/code/pull_requests>`
+  * :doc:`Reviewing Issues and Pull Requests </contributing/community/reviews>`
   * :doc:`Maintenance </contributing/code/maintenance>`
   * :doc:`The Core Team </contributing/code/core_team>`
   * :doc:`Security </contributing/code/security>`