add a stack in summary
Merge branch 'add_stack_in_summary' of https://github.com/kissrobber/grunt-contrib-jasmine into kissrobber-add_stack_in_summary

* 'add_stack_in_summary' of https://github.com/kissrobber/grunt-contrib-jasmine:
  add a stack in summary
Merge branch 'kissrobber-add_stack_in_summary'

* kissrobber-add_stack_in_summary:
  add a stack in summary
moved jshint task to `test` and fixed lint errors
0.7.0
updated changelog and built readme