Added ability to skip success message after submitting email contact form; ExpressionEngine/ExpressionEngine#1034

Author: intoeetive

docs/add-ons/email.md

@@ -92,6 +92,10 @@ You may also set ExpressionEngine to not redirect the user after they reach the
 
     redirect="none"
 
+If you want to redirect the user immediately after submitting the form, without showing success message, set the value of parameter to `return`.
+
+    redirect="return"
+
 ### `replyto=`
 
     replyto="yes"
@@ -112,6 +116,8 @@ If used with the redirect="none" parameter, the link text can be specified by ad
 
     return="|Return to the Site"
 
+If the `redirect` parameter was set to value of `return`, then the user will be redirected immediately after submission of the form.
+
 ### `preview=`
 
     preview="about/contact-preview"