[ADD] preliminary port of attachment_preview

attachment_preview/static/lib/ViewerJS/ODFViewerPlugin.css

@@ -0,0 +1,29 @@
+/**
+ * Copyright (C) 2013-2014 KO GmbH <copyright@kogmbh.com>
+ *
+ * @licstart
+ * This file is part of WebODF.
+ *
+ * WebODF is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License (GNU AGPL)
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * WebODF is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with WebODF.  If not, see <http://www.gnu.org/licenses/>.
+ * @licend
+ *
+ * @source: http://www.webodf.org/
+ * @source: https://github.com/kogmbh/WebODF/
+ */
+
+@namespace cursor url(urn:webodf:names:cursor);
+
+.caret {
+    opacity: 0 !important;
+}