Fixes #3151 : Rule clone now clones as expected
Merge pull request #83 from VinceMacBuche/bug_3151/time_distortion_rule_cloning

Fixes #3151 : Rule clone now clones as expected
Merge branch 'branches/rudder/2.5'

* branches/rudder/2.5:
  Fixes #3151 : Rule clone now clones as expected