Move default config params to individual config files in their plugins

Summary:
- Move default config params to individual config files in their plugins
- Move data provider testing configs to individual files
- Update DataProvider_Core to use different config groups, not subgroups
- Remove a bit of dupe config in frontlinesms/init.php
- Fix docblock in Email data provider

Test Plan: Run ` ./bin/behat -c application/tests/behat.yml application/tests/features/data-provider/`

Reviewers: shadowhand, eyedol

Reviewed By: eyedol

Maniphest Tasks: T130

Differential Revision: https://phabricator.ushahidi.com/D136
Restructure messages and tools SCSS files
Add data provider list and config

- Pass dummy models to the view
- Generate backbone form based on data provider 'form' attribute
* moved `.actions-bar` into `partials`
* message config `action-bar` styling

Styling data provider config
* data provider card/message sources
* Data Provider Tab Nav
* individual providers config template
* Data Provider Selected States
* hardcodes DataProviderConfigSms
Hide new ui hidden behind feature config
Add data provider listing and config

Summary:
- Restructure messages and tools SCSS files
- Add data provider list and config
- Using dummy models to power views
- Generate backbone form based on data provider 'form' attribute
- Styling data provider config
  * data provider card/message sources
  * Data Provider Tab Nav
  * individual providers config template
  * Data Provider Selected States
  * hardcodes DataProviderConfigSms
- Hide new ui hidden behind feature config

Test Plan: None yet

Differential Revision: https://phabricator.ushahidi.com/D127
Data provider item clean up

- Remove 'pointer' cursor from entire data provider items
- Avoid duplication of data provider items
- Use <a> for provider buttons
Move repeated bits of message config views in DataProviderLayout

Hiding the tab nav for now.
Change data provider routes to messages/settings cos data-provider suck to type
Trying to load some real data provider data
Update init.php for email data provider