Add float casting back to dfrn_poll

- Add new line at end of new module files

src/Module/Login.php

@@ -308,4 +308,4 @@ class Login extends BaseModule
 
 		return $o;
 	}
-}
+}

src/Module/Logout.php

@@ -26,4 +26,4 @@ class Logout extends BaseModule
 		info(t('Logged out.') . EOL);
 		goaway(self::getApp()->get_baseurl());
 	}
-}
+}