- fixed yaml load option

- added option to specify includes as <stdlib.h> so that they will get angle brackets instead of ""

git-svn-id: http://unity.svn.sourceforge.net/svnroot/unity/trunk@114 e7d17a6e-8845-0410-bbbc-c8efb4fdad7e

test/testdata/sample.yml

@@ -1,7 +1,8 @@
 :unity:
-  :includes
+  :includes:
     - two.h
     - three.h
+    - <four.h>
   :plugins:
     - :cexception
   :suite_setup: |