Merge pull request #1 from dotch/master

refactored using new generator, added demo, fixed readme.
Merge pull request #2 from dotch/master

removed unneeded style file
Merge pull request #3 from dotch/master

fixed readme
Merge pull request #4 from dotch/master

readme changes
fix instruction path for importing brick-action
Merge pull request #7 from dotch/master

cleaned main html, updated readme
Merge pull request #6 from kentaromiura/fixing-html-import-instruction

fix instruction path for importing brick-action