Delete cache

Signed-off-by: Marcin Pyrka <pyrka.marcin@gmail.com>
Format

Signed-off-by: Marcin Pyrka <pyrka.marcin@gmail.com>
Format

Signed-off-by: Marcin Pyrka <pyrka.marcin@gmail.com>
Merge pull request #87 from JetAlone/develop-qm

Develop qm