Bug #55694: Expose attempted_completion_over variable from readline library
Bug #55694: Update readline test to support attempted_completion_over variable
readline can output control codes
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  readline can output control codes
  Bug #55694: Update readline test to support attempted_completion_over variable
  Bug #55694: Expose attempted_completion_over variable from readline library