add lcfirst function stub
fix timing issues in TimestampableBehaviorTest
Merge pull request #655 from havvg/feature/lcfirst-stub

add lcfirst function stub
Merge pull request #654 from havvg/hotfix/TimestampableBehaviorTest

fix timing issues in TimestampableBehaviorTest
Merge branch 'master' into ormigo

* master:
  fix timing issues in TimestampableBehaviorTest
  add lcfirst function stub