First setup of API docs.
Add personas index
Remove persona list
Add os and platforms
Add apple product lines
Add geoip stuff
Add languages
Add sources and clean up main doc
Whitespace
Add more info to the countries
Add dependents to regions.
geo dependency mappings are added in resource dir
Removing dependency between country, continent, region.
Major change in key generation logic.
Merge pull request #1 from drapergeek/jd-add-documentation

Add API Documentation
Added unique viewers, changes in Hbase data model.
Partial changes for device manufacturer, model, size.
Merge branch 'master' of https://github.com/Tapjoy/reach-service.git
Update and rename geoip_regions_index.md to regions_index.md

Changing geoip_regions to regions
1. Added Device model, manufacturer, Size(partial)
2. Apis for getting values for each dimension
3. Concurrent Hbase calls
4. Refactored enums
5. Added keywords for few enums
6. Added controllers
Merge branch 'master' of https://github.com/Tapjoy/reach-service.git
Refactoring