Issue #1829536 by agentrickard, stevevector: Added Remove 'nodeaccess' from cache clear and fix clear bug.
Issue #1715184 by jonhattan: Run tests on drupal any major version of Drupal.
Try to fix test fail in travis in pmEnDisUn
#1823830 by greg.1.anderson: Add a sample shell alias to output an alias record for the current site
Fix --filter with no value in drush help
#1828212 by kalabro: Check private files variable 'file_private_path' correctly
Issue #1829596 by greggles: Added ULI needs a turbo.
Fix --filter option on help command.
In pm-list, test extension info 'package' for 'Core' instead of testing 'version' when handling --core and --no-core options
#1829596 by Owen Barton: More turbo - more flexibility in parameters, path redirection, browser detection/opening.
Improve isolation of complete tests, to avoid incidental breakages when adding/removing core commands.
Fix directory path for completetest commandfile.
Remove hostname from logged browser URL in user-login test.
For browser opening, don't check the DISPLAY environment variable when running in simulate mode, so we can test consistently.
Fix field_create_instance() call in field-create command by introducing drush_call_user_func_array() which can call into a function that takes a reference instead of a value.
Improve error reporting when running sql-query on non-bootstrappable sites.
Revert "Fix field_create_instance() call in field-create command by introducing drush_call_user_func_array() which can call into a function that takes a reference instead of a value."

This reverts commit e595be882277dadd4f22af7bde88dc9ee6e23bb0.
Backport marking of the site-install Drupal 6 test and a D6 sql-sync test as being D6 specific.
fix archivedump test by picking a version of drupal and by creating dirs recursively.
Prepare for 5.8