Added new option to send push requests via SSL or not

git-svn-id: https://plugins.svn.wordpress.org/mobiloud-mobile-app-plugin/trunk@935048 b8457f37-d9ea-0310-8a92-e5e31aec5664
Version update to 2.3.4

git-svn-id: https://plugins.svn.wordpress.org/mobiloud-mobile-app-plugin/trunk@935050 b8457f37-d9ea-0310-8a92-e5e31aec5664