remove 'dispatcher'; add support for Traits
remove Traits dependency; use YR/trait to test trait compatibility
release 0.5.1
allow event module to act as a central dispatcher
release 0.6.0
Merge branch 'traits'

* traits:
  release 0.6.0
  allow event module to act as a central dispatcher
  release 0.5.1
  remove Traits dependency; use YR/trait to test trait compatibility
  remove 'dispatcher'; add support for Traits