Merge pull request #16 from n-3-0/development

Add optional onToggleFullScreen support from options

src/js/easymde.js

@@ -260,6 +260,9 @@ function toggleFullScreen(editor) {
     var sidebyside = cm.getWrapperElement().nextSibling;
     if (/editor-preview-active-side/.test(sidebyside.className))
         toggleSideBySide(editor);
+
+	if(editor.options.onToggleFullScreen)
+		editor.options.onToggleFullScreen(cm.getOption("fullScreen") || false);
 }