More readme cleanup

Author: Corey McCormick

README.md

@@ -277,8 +277,6 @@ It is possible to send a simple message without creating views by passing a stri
 	SMS::send('This is my message', [], function($sms) {
 		$sms->to('+15555555555');
 	});
-	
->The simple message format is only supported on Laravel 5.
 
 #### Driver
 

docs/laravel4.md

@@ -227,17 +227,6 @@ The `send` method sends the SMS through the configured driver using a Laravel vi
 	SMS::send('simple-sms::welcome', $data, function($sms) {
 		$sms->to('+15555555555');
 	});
-	
-It is possible to send a simple message without creating views by passing a string instead of a view.
-
-	SMS::send($message, [], function($sms) {
-		$sms->to('+15555555555');
-	}
-	SMS::send('This is my message', [], function($sms) {
-		$sms->to('+15555555555');
-	});
-	
->The simple message format is only supported on Laravel 5.
 
 #### Queue