prepping release of 1.4.3

git-svn-id: https://plugins.svn.wordpress.org/loco-translate/trunk@872710 b8457f37-d9ea-0310-8a92-e5e31aec5664
added icon and js rebuikd

git-svn-id: https://plugins.svn.wordpress.org/loco-translate/trunk@872712 b8457f37-d9ea-0310-8a92-e5e31aec5664