Add .gitignore file
Add .gitignore file

Change-Id: I8f3054dbfb576a68c241d56b64efd17b3fa421f8
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@nokia.com>

kobolabs/qtimageformats,kobolabs/qtimageformats,kobolabs/qtimageformats,kobolabs/qtimageformats