modify gulpfile and 0.4.0
Merge branch 'dev'

* dev:
  modify gulpfile and 0.4.0
  add feature $scope.end, $scope.send, also test them
  add send method in $scope

Conflicts:
	package.json
Merge branch 'master' of github.com:BenBBear/Zeta

* 'master' of github.com:BenBBear/Zeta: