Update to libsepol 2.2.

Update to current upstream libsepol release.
Includes memory leak fixes, improved handling of filename-based
type transitions, and support for latest kernel policy version.

Change-Id: Idabd3e4d50777c6691cb0d74b4e28f4fe06bef35
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
28 files changed