Added the Event swift demo app.
Added push notification handling.
Updated the project to remove the static strings for the organization ID and application ID as well as removing the use my own provisioning profile for push notifications.
Added some documentation and warnings/errors to tell the user to update certain things to get them to work.
Updated the application to show a warning alert if you have not edited the app and/or org id.
Updated documentation.
Merge pull request #78 from apigee/demos-swift

Adding the EventManager Sample Application