declared CZWeatherLocation interface
documented CZWeatherLocation interface
began defining CZWeatherLocation
improved CZWeatherRequest documentation, began swapping CZWeatherLocation into archicture
defined CZWeatherLocation constants, began adding initializers
implemented CZWeatherLocation
updated openweathermap and wunderground services to match new czweatherlocation api
updated service tests with new CZWeatherLocation api
Adding CZWeatherLocation class and tests

(cherry picked from commit 9a5457253bd80199f6226028f5a6f8b5e2454ee5)

Conflicts:
	CZWeatherKit Tests/CZWeatherKit Tests.xcodeproj/project.pbxproj
	CZWeatherKit/CZWeatherKit.h
updated weather location tests
updated project to run osx tests
updated README to match master
updated README with new examples
merged master
Merge branch 'location-api'
updated ios example
Merge branch 'master' of https://github.com/CZWeatherKit/CZWeatherKit