pass empty params object if not specified
bump version and update changelog
Merge pull request #91 from jakemac53/core-ajax-params

pass empty params object if not specified
fix bad string concatenation
bump version
Merge pull request #92 from jakemac53/core-ajax-error

fix bad string concatenation
Roll core-elements to 0.3.5

R=sigmund@google.com

Review URL: https://codereview.appspot.com/122590043
Workaround in core list for bug in event.detail
Update pubspec and changelog
Fix for core-ajax-dart when status == 0
Merge pull request #95 from dart-lang/fix_event_handling_in_core_list

Workaround in core list for bug in event.detail
Merge pull request #97 from dart-lang/fix_core_ajax

Fix for core-ajax-dart when status == 0
Update pubspec.yaml
expand polymer version constraint
more selective selector for the template
Merge pull request #100 from jakemac53/update-example

more selective selector for the template
Merge pull request #99 from jakemac53/polymer-version

expand polymer version constraint
remove -dev
Update CHANGELOG.md
Bump polymer version to >=0.13.0