Detect env-variable EDITOR.

Signed-off-by: Stefan Tatschner <stefan@sevenbyte.org>
Modified CHANGES and README.rst.

Signed-off-by: Stefan Tatschner <stefan@sevenbyte.org>
Changed the meta data to python conventions.

Signed-off-by: Stefan Tatschner <stefan@sevenbyte.org>
Added a trash view.

Signed-off-by: Stefan Tatschner <stefan@sevenbyte.org>