adding the chrome.syncFileSystem api
use chromeProxy in file_system.dart and sync_file_system.dart
Merge pull request #84 from dart-gde/new-apis

adding the chrome.syncFileSystem api
Adding media galleries interface
Merge pull request #66 from financeCoding/media_galleries_interface

Adding media galleries interface
chrome.app.window : remove dependence on `dart:html`

a step towards better testability; implementing the html.WindowBase
provides no benefit here
implement `chrome.runtime.getPlatformInfo` + test to fix #86

remove dependence on `dart:html` and the platform getters
Merge pull request #85 from rmsmith/html_independence

remove dependencies on `dart:html`
PlatformInfo : bug fix nacl_arch = nacl_arch
Merge pull request #87 from rmsmith/html_independence

PlatformInfo : bug fix nacl_arch = nacl_arch
remove one warning from permissions.dart
add a script for drone.io
Merge pull request #90 from dart-gde/drone

add a script for drone.io
Merge pull request #88 from dart-gde/permissions

remove one warning from permissions.dart