Tagging 1.6

git-svn-id: http://plugins.svn.wordpress.org/bbpress-post-topics/tags/1.6@697558 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updating translations and formatting

git-svn-id: http://plugins.svn.wordpress.org/bbpress-post-topics/tags/1.6@697563 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge branch 'master' into tags/1.6