Updated API usage of the socket.io library in the plugin.
Updated API usage of the socket.io library in the plugin.

mnewmedia/cordova-hot-code-push,ptarjan/cordova-hot-code-push,limexcomputer/cordova-hot-code-push,davidovich/cordova-hot-code-push,mnewmedia/cordova-hot-code-push,ptarjan/cordova-hot-code-push,nordnet/cordova-hot-code-push,nordnet/cordova-hot-code-push,davidovich/cordova-hot-code-push,limexcomputer/cordova-hot-code-push,ptarjan/cordova-hot-code-push