prevent SQL injection
Complete previous patch to prevent SQL injection.
Policies: new parameter to avoid rechecking entries in ignored classes.
configure: allow specifying a path to lustre source tree
lustre 2.4: use new API header file.
listmgr: Renamed FID_LEN to DB_FID_LEN to avoid name collision with lustreapi.
lustre 2.5: CL_IOCTL replaced by CL_LAYOUT.
backporting fixed tests from b_2.5
tests: fixed test failures due to df latency.
Lustre-HSM packaging + README.
Backported mods from HSM lite pipeline to Lustre-HSM pipeline.
Make test-suite DNE compliant (support multiple MDTs).
Allow alterntive path to lfs command (LFS env var).
migration policies: new parameter lru_sort_attr.

Can specify LRU sort order based on creation, last archive, last mod,last access,
instead of sorting only on last mod.
policies: special meaning of condition 'last_archive == 0'.

Condition 'last_archive == 0' matches files that have never been archived.
Added a policy sample using this option in config template.
Fixed migration report display of last_archive.