fix #21
Update LICENSE

Update year.
fix #24
Merge pull request #25 from ecomfe/1.2.2

Closes #21
Closes #22
Closes #24
bump version, add `shapes` module
.circle can now accept 0 as @size
add clockhand module
update CHANGELOG
add normalize-opentype
fix code style
Merge branch '1.3.0-dev' of https://github.com/ecomfe/est into gh-pages
add doc, fix import