initial files for sdk support
Added "release" task to create a build for CWS. Fixed "archive" task to use content of build/polymer-build.
Fixed log
Workaround https://code.google.com/p/dart/issues/detail?id=14045: Use .dart.precompiled.js instead of .dart.js.
Improved comments. Made "release" task synchronous.
Update README.md
Build version 0.0.3
add api for workspace
add to file api
addressed comments
Fixed: double-execution of webkitStartDart() broke polymer-element instantiations.

webkitStartDart() is already invoked by polymer/boot.js, which spark.html includes.
Revert "Fixed: double-execution of webkitStartDart() broke polymer-element instantiations."

This reverts commit 77cfec11555d42515b809f7aa5624dfdbbce4379.
Fixed: double-execution of webkitStartDart() used to break polymer-element instantiations.

webkitStartDart() is already invoked by polymer/boot.js, which spark.html includes.
tweaks to workspace.dart
Fixed an editing error.
Move file_util out of git.js
Update README.md

added description about defining DART_SDK env variable