Merge branch '4.2' into 4.3

OskarStark · OskarStark · commit 1f3870cb9492 · 2019-06-05T12:20:01.000+02:00
* 4.2:
  Remvove space before self-closing xml tag
diff --git a/security/impersonating_user.rst b/security/impersonating_user.rst
@@ -227,7 +227,7 @@ be called:
 
                 <firewall name="main">
                     <!-- ... -->
-                    <switch-user role="CAN_SWITCH_USER" />
+                    <switch-user role="CAN_SWITCH_USER"/>
                 </firewall>
             </config>
         </srv:container>
