Update with bug fix of illegal string offset 'user_rating'

git-svn-id: https://plugins.svn.wordpress.org/all-in-one-schemaorg-rich-snippets/trunk@789108 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme Update

git-svn-id: https://plugins.svn.wordpress.org/all-in-one-schemaorg-rich-snippets/trunk@789113 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme Update

git-svn-id: https://plugins.svn.wordpress.org/all-in-one-schemaorg-rich-snippets/trunk@789115 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme Update

git-svn-id: https://plugins.svn.wordpress.org/all-in-one-schemaorg-rich-snippets/trunk@789117 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme Update final

git-svn-id: https://plugins.svn.wordpress.org/all-in-one-schemaorg-rich-snippets/trunk@789120 b8457f37-d9ea-0310-8a92-e5e31aec5664