Remake test framework
Fix `cli/build`
Fix test design
Fix bug
Use full Shimakaze
Merge pull request #256 from otiai10/wip/t

Remake test framework
Create watching mode by using grunt
Remove Japanese from README4DEV
Merge pull request #258 from otiai10/wip/t

Wip/t
Improve grunt tasks
Add cute effect to test
Fix bug : `NaN` in badge
Fix bug : enable manual timer input if always manual
[sync] 0.6.0.4
Merge pull request #257 from otiai10/develop

[sync master] 0.6.0.4