Don‘t include encfs filesystems in the df.txt file.

This filesystem type is not needed in the output.
Added dependency attr to dep and rpm packages.

Successfully tested the dep package.
Merge pull request #407 from ypid/btrfs-xattr-fix

Added dependency attr to dep and rpm packages.
Merge pull request #403 from ypid/df-encfs-fix

Don‘t include encfs filesystems in the df.txt file.
prepare rear for new release 1.16