fix bug 435: move image.css to picture.css to be consistent with picture.tpl

git-svn-id: http://piwigo.org/svn/trunk@1398 68402e56-0260-453c-a942-63ccdbb3a9ee

template/yoga/layout.css

@@ -4,7 +4,7 @@
 @import "menubar.css";
 @import "content.css";
 @import "thumbnails.css";
-@import "image.css";
+@import "picture.css";
 @import "popuphelp.css";
 @import "default-layout.css";
 /* Override properties with import local file */

template/yoga/picture.css

@@ -1,3 +1,4 @@
+/* $Id$ */
 #imageHeaderBar {
   padding-top: 2px;
   padding-bottom: 2px;