Add simple session
Add API
Create stubs for ObjC api base
Fill out session a bit more
Address #29. 

setGain should work with 0 volume now.
Fix for readme

the space should be before the ‘:’, or it will get error “unexpected
‘:’” when running pod install
Merge branch 'master' of github.com:jamesghurley/videocore
Preview view works
Merge branch 'master' of github.com:jamesghurley/videocore into API
Add zoomlevel / flip support, fix issue with camera orientation when toggling camera
API Session can connect/disconnect. Also addresses #24
Torch on/off works
Merge pull request #32 from jamesghurley/API

Api
Update podspec
Update readme
Fix podspec to include new api folder
Turn arc off of api methods
Update sample project to use new simple api
Merge branch 'master' of github.com:jamesghurley/videocore
Update license in sample