update tools
Merge pull request #97 from kborchers/cleanup

Cleaning up some missing semicolons, trailing commas and an unnecessary var decleration
s/Loader/PolymerLoader
update tools submodule
test: add karma-ie-launcher
update sidetable
update usage of sidetable to not be scoped
test: add karma-ie-launcher
Remove nasty querySelector / head / appendChild hack for ShadowDOM Polyfill

- Requires fix from Polymer/ShadowDOM#228
Disable capture tests on IE due to flakiness

- Tests may fail if mouse cursor is not inside he IE window.
Update README.md

Add build status
test: refactor config, add safari
test: use submodule tools
test: fix path to karma-common
Update CONTRIBUTING.md

Polymer/polymer#273
remove tools submodule
Replace size getter with size function for old IE
Fixes for oldIE including quotes around delete keyword, excluding MS and touch code, and a number of compatibility methods
Add an external event dispatcher hook that can be used to dispatch events outside of Polymer. For example, using jQuery's special event system