fix to reading and writing files; due to dart:js changes
Merge pull request #83 from dart-gde/files-fix

fix to reading and writing files; due to dart:js changes
rev version to 0.0.9-dev
implemented more file apis
Merge pull request #84 from dart-gde/files4

implemented more file apis
fix storage.dart
merge to master
add setters for declared types that are used as method params
Merge pull request #85 from dart-gde/gen-storage

Gen storage
whitespace changes
add code to the demo app to excercise the storage api