pre-release 1.5.8

git-svn-id: https://plugins.svn.wordpress.org/wp-miniaudioplayer/trunk@1028289 b8457f37-d9ea-0310-8a92-e5e31aec5664
pre-release 1.5.8

git-svn-id: https://plugins.svn.wordpress.org/wp-miniaudioplayer/trunk@1028290 b8457f37-d9ea-0310-8a92-e5e31aec5664