Add ecommerce protocol
Add call to ecommerce methods if they're implemented
Fix ecommerce methods to take properties dictionary

Acked-by: Travis Jeffery <tj@travisjeffery.com>
Add ecommerce protocol to ga
Add completedOrder: to ga integration
Pbxproj
Cleanup/add completed order log
Fix call to super
Merge branch 'add/ga-ecommerce'

* add/ga-ecommerce:
  Fix call to super
  Cleanup/add completed order log
  Pbxproj
  Add completedOrder: to ga integration
  Add ecommerce protocol to ga
  Fix ecommerce methods to take properties dictionary
  Add call to ecommerce methods if they're implemented
  Add ecommerce protocol

Conflicts:
	Analytics.xcodeproj/project.pbxproj
	Analytics/SEGAnalyticsIntegration.m