drush wrapper script fixed to respect the $DRUSH_PHP variable
Fixed drush_core_updatedb() calls drush cache-clear which is deprecated for D8.
Merge pull request #853 from dmitrybezer/master

drush wrapper script fixed to respect the $DRUSH_PHP variable
Remove array('all'), it's needless for cache-rebuild
Ensure path returned by drush_server_home() does not have trailing slashes.
Restore comment.
Merge pull request #858 from alexbarrett/master

Ensure path returned by drush_server_home() does not have trailing slashes
Updated test-run documentation when running with apache user
Merge pull request #861 from DavidHernandez/test-run-doc

Updated test-run documentation when running with apache user
Wrap url inside drush_url so it can be switched depending on the Drupal version
Merge pull request #862 from attiks/PR856

Wrap url inside drush_url so it can be switched depending on the Drupal version
Merge pull request #855 from helmo/updb-cc-rebuild

Fixed drush_core_updatedb() calls drush cache-clear which is deprecated ...
Fix #598. Update cc menu for D8.
Add an outline of a new 'drush' engine for update_info.
update_info drush engine: get releases info and manage caches.
update_info drush engine: discard caches if ctime of project is newer than cache.
update_info drush engine: remove download cache of update files.
Refactoring of release_info's updatexml engine.