Debian Jessie support: (in progress...)
 - Added APACHE_VERSION configuration variable into the apache/apache.data file, which is set on setup/update
 - Added a quick fix to force restart of Apache on install/update (init script return 1 when Apache is not already running)
 - Added Debian packages file
 - Updated Apache template according new Apache version (in progress)
iMSCP::Debug library:
  - Refactorization + doc + quick fixes (in progress)
PHP:
 - Usage of the mysql native driver when available
 Documentation:
  - Updated INSTALL files
 Other:
 - Refactoring + typo + small fixes
Debian Jessie support:  Several fixes + cleanup
HTTP server implementations: Several fixes
Debian Jessie support: Typo
Debian Jessie support: Small fixes
Debian Jessie support: Small fixes
Debian Jessie support: Updated CHANGELOG
Fixed: package php5-mysqlnd is not available in Debian Squeeze repository
Layout review + CS fixes + Small fixes
Fixed: Include path set too late
Fixed: Call to undefined method...
i-MSCP Postfix server impl.: review