Updating README for iOS SDK
Updating README for iOS SDK
gpalouk/piwik-sdk-ios,collectivehealth/piwik-sdk-ios,artcom/piwik-sdk-ios,fireflyexperience/piwik-sdk-ios,piwik/piwik-sdk-ios,piwik/piwik-sdk-ios,piwik/piwik-sdk-ios,wedrive-core/piwik-sdk-ios