Renaming everyBy and anyBy to isEvery and isAny
Merge pull request #3662 from twokul/everyBy

Renaming everyBy and anyBy to isEvery and isAny
Support HANDLEBARS_PATH for Gemfile

This makes it easier for Ember's tests to be run against a
development version of Handlebars.
[DOC] Add ember-testing-lazy-routing to FEATURES.md.
Merge pull request #3697 from rjackson/add_docs_for_lazy_routing

[DOC] Add ember-testing-lazy-routing to FEATURES.md.