Translation Updates

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@886318 b8457f37-d9ea-0310-8a92-e5e31aec5664
* Upgrade to match WordPress 3.9 changes. * Additional 2 languages. * Now postmeta cleanup is disabled - it will be updated soon with native WordPress postmeta cleaning options.

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@899431 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixed Problems related to wpMail, wpAdmin menubar. Fixed Permission issues on some site. Now wp-optimize.pot file is added to language directory, for the translators. That file is also linked at the info tab of the plugin. Russian and German translation update.

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@900639 b8457f37-d9ea-0310-8a92-e5e31aec5664