Migration to use dart:js
Fix warnings
Bump version to 0.0.26
Removed retain/release test
Add versioned dependencies
Remove deprecated features.
Remove Options class
Merge pull request #112 from dart-lang/0.1.0

Remove deprecated features.
Merge pull request #114 from whesse/master

Remove Options class
remove old tool used to create bootstrap
Remove package:meta imports
Merge pull request #116 from a14n/remove-tool

remove old tool used to create bootstrap
Merge pull request #117 from dart-lang/justin-work

Remove package:meta imports