Backward compatibility update

#### Test Code
Add:
```
        <script type="text/javascript" src="facebook-js-sdk.js"></script>
        <script type="text/javascript" src="cdv-plugin-fb-connect.js"></script>
```
Add:
```javascript
			document.addEventListener('deviceready', function () {
				var fbLoginSuccess = function (userData) {
					alert("UserInfo: " + JSON.stringify(userData));
					CDV.FB.getLoginStatus(function (status) {
						alert("status: " + status);

						var options = { method:"feed" };
						CDV.FB.dialog(options, 
							function (result) {
								alert("Posted. " + JSON.stringify(result));
							}, 
							function (error) { 
								alert("Failed: " + error); 
							}
						);

					}, function(err) {
						alert("Could not get status: " + err);
					});
				}
			
				CDV.FB.init({
					appId      : '123456789132',
					status     : true,
					xfbml      : true
				});

				CDV.FB.login(["basic_info"], 
					fbLoginSuccess, 
					function (error) { alert("" + error) }
				);
			}, false);
```