adding support for CSRF Token to DS.RESTAdapter in store
Move note for command line option to the end of ember-script

The outline should be:

```
* For CoffeeScript support
* For EmberScript support
  * Note
```

not:

```
* For CoffeeScript support
  * Note
* For EmberScript support
```
Add note about active_model_serializers to readme.
Update note about active_model_serializers in readme.
pass options including javascript-engine when resource generator invokes view generator
Update README.md

Add a note about feature flags to point newcomers in the right direction.
Update README.md

Explain circumstances in which a feature will not be included.
Various grammatical and formatting edits to README
Fix handlebars amd output compatibility with IE8
Merge pull request #385 from andruby/master

Fix handlebars amd output compatibility with IE8
Test against Ruby 2.2
Bundler is installed by default on Travis CI
Merge pull request #386 from tricknotes/ruby-2.2

Test against Ruby 2.2
Merge pull request #383 from tsmacdonald/readme-fixes

Various grammatical and formatting edits to README
Merge pull request #380 from tspacek/patch-1

Update README.md
Merge pull request #370 from fotinakis/master

Add note about active_model_serializers behavior to README.
Merge pull request #375 from wstrinz/fix_resource_generator_js_engine

Pass options when resource generator invokes view generator
Merge pull request #366 from tricknotes/fix-readme

Move note for command line option to the end of ember-script
Merge pull request #340 from mrinterweb/master

adding support for CSRF Token to DS.RESTAdapter in store
update README.md with most recent ember versions.