Added two facets:year and month
Added "Settings" link on plugins' page
Updated FAQ

git-svn-id: https://plugins.svn.wordpress.org/opensearchserver-search/trunk@896169 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fix typo

git-svn-id: https://plugins.svn.wordpress.org/opensearchserver-search/trunk@896172 b8457f37-d9ea-0310-8a92-e5e31aec5664