Moving to GitHub, version bump

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@901848 b8457f37-d9ea-0310-8a92-e5e31aec5664
New feature testing for 1.7.4 - more features added

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@901849 b8457f37-d9ea-0310-8a92-e5e31aec5664
Upgrade to 1.7.4 - Fix more translations and shown MySQL php Version

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@901850 b8457f37-d9ea-0310-8a92-e5e31aec5664