Trigger Change Event before Login

Ref #4651

- Manually triggering the change event ensures compatibility with
legacy password managers and browsers not properly firing events on
autofill (which leads to Ember not picking up the entered values)
Update dependencies

No Issue
- bluebird@2.4.2
- body-parser@1.10.0
- busboy@0.2.9
- connect-slashes@1.3.0 (remove base path option which is no
  longer needed)
- fs-extra@0.13.0
- glob@0.4.2
- passport@0.2.1
- passport-oauth2-client-password@0.1.2
- grunt-jscs@1.1.0
Merge pull request #4666 from felixrieseberg/iss4651

Trigger Change Event before Login
Merge pull request #4716 from jaswilli/deps

Update dependencies