[MOD-2180] Ti.Facebook: Support messenger API's

   var FB = require("facebook");
   
   FB.addEventListener("requestDialogCompleted", function(e) {
       Ti.API.warn(e);
   })
   
   var win = Ti.UI.createWindow({
     backgroundColor : "#fff",
     layout: "vertical"
   });
   
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_CIRCULAR,FB.MESSENGER_BUTTON_STYLE_BLUE);
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_CIRCULAR,FB.MESSENGER_BUTTON_STYLE_WHITE);
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_CIRCULAR,FB.MESSENGER_BUTTON_STYLE_WHITE_BORDERED);
   
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_RECTANGULAR,FB.MESSENGER_BUTTON_STYLE_BLUE);
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_RECTANGULAR,FB.MESSENGER_BUTTON_STYLE_WHITE);
   addButtonWithModeAndStyle(FB.MESSENGER_BUTTON_MODE_RECTANGULAR,FB.MESSENGER_BUTTON_STYLE_WHITE_BORDERED);
   
   var btn = Ti.UI.createButton({
       title: "Share media to messenger"
   });
   btn.addEventListener("click", function(e) {
       var media = [
           Ti.UI.createView({height: 30,width:30,backgroundColor: "#ff0"}).toImage(), // Image blob
           Ti.Filesystem.getFile(Ti.Filesystem.resourcesDirectory, "test.gif").read(), // GIF Blob
           Ti.Filesystem.getFile(Ti.Filesystem.resourcesDirectory, "movie.mp4").read() // Video Blob
       ];
   
       var options = Ti.UI.createOptionDialog({
           options: ["Photo", "GIF", "Video", "Cancel"],
           cancel: 3
       });
       options.addEventListener("click", function(e) {
           if (e.index == 3) {
               return;
           }
           FB.shareMediaToMessenger({
               media: media[e.index],
               metadata: "Ti rocks!",
               link: "https://appcelerator.com",
               //renderAsSticker: true
           });
       });
       options.show();
   });
   
   var btn1 = Ti.UI.createButton({
       title: "Invite people"
   });
   
   btn1.addEventListener("click", function(e) {
       FB.presentInviteDialog({
   	  appLink: "https://fb.me/814669901978535",
   	  appPreviewImageLink: "https://www.mydomain.com/my_invite_image.jpg"
   	});
   });
   
   win.add(btn);
   win.add(btn1);
   win.open();
   
   function addButtonWithModeAndStyle(mode, style) {
       var btn = FB.createMessengerButton({
         top: 20,
         mode: mode,
         style: style
       });
   
       btn.addEventListener("click", shareOnMessenger);
       win.add(btn);
   }
   
   function shareOnMessenger() {
       FB.presentMessengerDialog({
           title: "Hi",
           description: "More infos",
           link: "https://appcelerator.com",
           to: []
       });
   }
   

   <ios>
           <plist>
               <dict>
                   <!--  Ti.Facebook -->
                   <key>FacebookAppID</key>
                   <string>517802691665259</string>
                   <key>FacebookDisplayName</key>
                   <string>Ti.Tests</string>
                   <key>CFBundleURLTypes</key>
                   <array>
                       <dict>
                           <key>CFBundleURLName</key>
                           <string>de.hansknoechel.testapp</string>
                           <key>CFBundleURLSchemes</key>
                           <array>
                               <string>testapp</string>
                               <string>fb517802691665259</string>
                           </array>
                       </dict>
                   </array>
                   <key>LSApplicationQueriesSchemes</key>
                   <array>
                       <string>fbapi</string>
                       <string>fbapi20130214</string>
                       <string>fbapi20130410</string>
                       <string>fbapi20130702</string>
                       <string>fbapi20131010</string>
                       <string>fbapi20131219</string>
                       <string>fbapi20140410</string>
                       <string>fbapi20140116</string>
                       <string>fbapi20150313</string>
                       <string>fbapi20150629</string>
                       <string>fbauth</string>
                       <string>fbauth2</string>
                       <string>fb-messenger-api</string>
                       <string>fb-messenger-api20140430</string>
                   </array>
               </dict>
           </plist>
       </ios>