insertOrderedList: implement replacing lists (#49)
Get rid of redundant "?" in JS externs.
Fix #61
insertOrderedList: yosin's review
Change closure compiler command line flag to use ECMAScript6.
insertOrderedList: yosin's review: fix type
Add "?" for @return annotation |editing.lookupCommand|, which we removed by 9db6c551544c9bc2501cf87f334f79f16816bcd5.
Merge pull request #60 from hajimehoshi/issue-49

insertOrderedList: implement replacing lists (#49)
Revert |for-of| loop with |continue| to |Array.prototype.forEach| due by closure-compiler #643.
Changes for review comments.
Get rid of |editing.newSet(!Array)| for simplicity.
Get rid of |editing.define(NAME, FUNCTION)| to follow review comment from arv@.
Fix #56
Pass ClosureCompiler tests
Simplify content model implementation.
Merge master
Update "nodes.js" to follw arv@'s review comment.
Update "editor.js" to follow arv@'s review comments.
yosin's review
Merge pull request #63 from hajimehoshi/pass-closure-compiler-tests

Pass ClosureCompiler tests
insertOrderedList: bug fix: add type casts
Merge pull request #64 from hajimehoshi/pass-checker

insertOrderedList: bug fix: add type casts