chore(deps): Depend on shadow_dom so we can use the polyfill

We need this to run on Firefox, for example.
fix(NgAttachAware): revert to original behavior and define stronger test
feat(ngModel): support the input[type="search"] field

Closes #466
fix(routing): correctly scope routing to ng-app

Fixed #494
chore(pubspec): updated pubspec.lock
chore(release): release 0.9.6
feat(forms): add a test for input type="search"
chore(hints): Fix hints about missing returns.

The new hints are landing as part of fixing http://dartbug.com/13373.
chore(test): clean the config
doc(CONTRIBUTING.md): updates
style(license): update copyright year to 2014
docs(license): angularjs.org -> angulardart.org
docs(filter): fix typo in currency filter
docs(ng-repeat): fix name and move to <li>

- Moved the `ng-repeat` attribute from the `ul` to the `li`
- Removed `$` prefix from `ng-repeat` variable `item`.
chore(pub): update homepage link
docs(readme): update tutorial link
docs(ngBootstrap): fix typo
docs(template_cache_generator): Fix console output to pull from correct arg

This changes the template_cache_generator output to correctly output the url rewriters instead of the packageRoots.
fix(NgAttrMustacheDirective): support parsing of multiline attribute values
chore(pubspec): updated pubspec.lock