Bumped packaging to 2.5.1-0.alpha0
OBMFULL-4967 obm-satellite's logrotate restarts the service after a rotation.
OBMFULL-4469 Access rights are now honored on creation/update/deletion of contacts.
OBMFULL-4961 Remove references to deprecated Digest::SHA1 module
OBMFULL-4961 Remove unused _plainToMd5sum sub in OBM::Password::passwd
OBMFULL-4961 Remove unused _toMd5 sub in OBM::Password:passwd
OBMFULL-4961 Only export externally used subs in OBM::Password::passwd
OBMFULL-4961 Remove pointless and outdated documentation
    [OBMFULL-4988] - tar creation when backuping should fail if return code > 1.
    As explain here http://www.gnu.org/software/tar/manual/tar.html#IDX25,
    status code 1 means that some files have differed. We have chosen to ignore this error.
[OBMFULL-4988] - Fix misleading log about ftp in the satellite
[OBMFULL-4963] - New collected contact created by obm-sync should have lastname set to the email address if this information is missing. It is the case for ICS without CN parameter
OBMFULL-4960 Avoid call-time pass-by-reference in UserPattern
OBMFULL-4960 Avoid call-time pass-by-reference in planning_display.inc
OBMFULL-4960 Avoid call-time pass-by-reference lib/Zend/Pdf/Cell.php
OBMFULL-4960 Avoid call-time pass-by-reference in Vpdi.php (ICS export)
OBMFULL-4960 Avoid call-time pass-by-reference in organizationalchart
OBMFULL-4960 Removing security risk-prone, WIP and unused PHP rest API
OBMFULL-4985 Allow updating a host without changing his Delegation or IP address
- [OBMFULL-4930] Add log on opush_sync_state deletion duration
- [OBMFULL-4930] Create indexes for opush_sync_state deletion optimization