Updates for 1.3.2

git-svn-id: https://plugins.svn.wordpress.org/ad-inserter/trunk@814985 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme.txt for 1.3.2

git-svn-id: https://plugins.svn.wordpress.org/ad-inserter/trunk@814987 b8457f37-d9ea-0310-8a92-e5e31aec5664