Big structure update

- files split into common and app-specific ones
- messages from parser and finder separated
- ffsEngine split into multiple classes to reduce complexity
- still no image rebuild

common/ffsbuilder.cpp

@@ -0,0 +1,13 @@
+/* fssbuilder.cpp
+
+Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution.  The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+*/
+