Clean up deprecated jscs rules

Looks like the new rules have been added already. So just mostly remove
the deprecated rules. And for some, use the new names.

For the latest grunt-jscs version 0.7.1. Related to Jira ticket
CSOPS-556.

Status: ready for review
Reviewers: @tedtate @donnielrt 

TODO:
name: 'grunt-jscs'
version: 0.7.1

- [ ] update name/version in adaptive.js' package.json
- [x] update name/version in mobify-code-style' README
- [ ] increment version in mobify-code-style' package.json
- [ ] update name/version in nightwatch-commands' package.json
- [ ] update name/version in generator-adaptivejs' package.json
- [ ] update name/version in generator-adaptivejs' npmDependencies.json