Merge pull request #1 from asudoh/master

Initial code.
Merge pull request #2 from asudoh/master

Remove an obsolute file.
Merge pull request #3 from asudoh/master

s/examples/samples/
Merge pull request #4 from asudoh/master

s/DojoHandle/Handle/g
Merge pull request #5 from asudoh/master

Update bower.json.
Merge pull request #6 from asudoh/travis

Initial Travis CI integration.
Merge branch 'polymer'
More Travis CI integration.
Env var fixes.
Misc code cleanup.
Test IE9/10.
Fixed an issue with ObservablePath with null.
polymer-element support for computed properties.