Move cc-util into panels/common

We need this in some panels too.

panels/common/cc-util.h

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2012 Giovanni Campagna <scampa.giovanni@gmail.com>
+ *
+ * The Control Center is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * The Control Center 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 General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with the Control Center; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+
+#ifndef _CC_UTIL_H
+#define _CC_UTIL_H
+
+#include <glib.h>
+
+char *cc_util_normalize_casefold_and_unaccent (const char *str);
+
+#endif