Add Bug/Forwarded fields to recent patches.

debian/patches/multiarch-python-include-dirs.diff

@@ -1,5 +1,7 @@
 Description: Python.h and pyconfig.h can be in different locations
 Author: Dmitrijs Ledkovs <dmitrijs.ledkovs@canonical.com>
+Bug: http://public.kitware.com/Bug/view.php?id=14156
+Forwarded: yes
 Origin: vendor
 
 --- a/Modules/FindPythonLibs.cmake

debian/patches/qt_import_dir_variable.diff

@@ -1,7 +1,9 @@
 From: Jonathan Riddell <jriddell@ubuntu.com>
 Subject: FindQt4: define QT_IMPORTS_DIR variable even if it is not present on the system.
 Date: 2012-01-18 16:00:49 UTC
+Bug: http://public.kitware.com/Bug/view.php?id=14155
 Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/cmake/+bug/894805
+Forwarded: yes
 Origin: vendor
 
 This happens when there are no plugins currently installed.