Changed the h1 to h2 tag

git-svn-id: https://plugins.svn.wordpress.org/santechno-twitter/trunk@879998 b8457f37-d9ea-0310-8a92-e5e31aec5664
version 2

git-svn-id: https://plugins.svn.wordpress.org/santechno-twitter/trunk@880003 b8457f37-d9ea-0310-8a92-e5e31aec5664