Fix coverage check rules

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
Add patch files to .gitignore

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
Cleanup: remove unnecessary tests in module release

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
Arcfs depacker code cleanup

Remove commented out debug code and very rare or unused compression method
entries.

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
Remove support to very rare arc compression methods

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>