fix USER_STYLESHEET for mysql (was broken because of CR escaping

functions.php

@@ -7059,7 +7059,7 @@
 
 		if ($value) {
 			print "<style type=\"text/css\">";
-			print $value;
+			print str_replace("<br/>", "\n", $value);
 			print "</style>";
 		}
 

modules/backend-rpc.php

@@ -143,8 +143,10 @@
 		if ($subop == "setpref") {
 			header("Content-Type: text/plain");
 
+			$value = str_replace("\n", "<br/>", $_REQUEST['value']);
+
 			$key = db_escape_string($_REQUEST["key"]);
-			$value = db_escape_string($_REQUEST["value"]);
+			$value = db_escape_string($value);
 
 			set_pref($link, $key, $value);
 

modules/popup-dialog.php

@@ -796,6 +796,8 @@
 
 			$value = get_pref($link, "USER_STYLESHEET");
 
+			$value = str_replace("<br/>", "\n", $value);
+
 			print T_sprintf("You can override colors, fonts and layout of your currently selected theme with custom CSS declarations here. <a target=\"_blank\" class=\"visibleLink\" href=\"%s\">This file</a> can be used as a baseline.", "tt-rss.css");
 
 			print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"rpc\">";