lmsg className added.

Author: abdurrahmanekr

src/LocationMessage/LocationMessage.js

@@ -35,7 +35,7 @@ export class LocationMessage extends Component {
 
     render() {
         return (
-            <div>
+            <div className='rce-container-lmsg'>
                 <a
                     onClick={this.props.onOpen}
                     target={this.props.target}

src/LocationMessage/__tests__/__snapshots__/LocationMessage.js.snap

@@ -1,7 +1,9 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`LocationMessage component should render without issues 1`] = `
-<div>
+<div
+  className="rce-container-lmsg"
+>
   <a
     className="rce-mbox-location"
     href="https://www.google.com/maps/search/?api=1&query=undefined,undefined&zoom=14"