Add spinner for inviting. Fixes #13.

src/skins/vector/views/organisms/MemberList.js

@@ -18,6 +18,7 @@ limitations under the License.
 
 var React = require('react');
 var classNames = require('classnames');
+var Loader = require('react-loader');
 
 var MemberListController = require('matrix-react-sdk/lib/controllers/organisms/MemberList')
 
@@ -69,6 +70,11 @@ module.exports = React.createClass({
         });
 
         var EditableText = sdk.getComponent("atoms.EditableText");
+        if (this.state.inviting) {
+            return (
+                <Loader />
+            );
+        } else {
             return (
                 <div className={ classes } onClick={ this.onClickInvite } >
                     <div className="mx_MemberTile_avatar"><img src="img/create-big.png" width="40" height="40" alt=""/></div>
@@ -77,6 +83,7 @@ module.exports = React.createClass({
                     </div>
                 </div>
             );
+        }
     },
 
     render: function() {