Giving the Ads Sample app for iOS  it's own home.
Adding user manual for Ads Sample App
Set default value for the Premium parameter to `PremiumNone`, this means no value will be sent for this parameter.
Update sample app with latest version of SDK lib.
Merge branch 'master' of https://github.com/attdevsupport/ads-speech-sample-app-ios

Conflicts:
	.gitignore
Merge branch 'master' into develop

* master:
  Initial commit
Merge branch 'release/ads-kit-2.0.2'