Event 9 - fixing notifications to be based on registration user ID not logged in user

@hlbraddock 
We have a convention not to use wildcard imports.  IntelliJ by default will use a wildcard import when you import more than 5 (I think) classes from the same package.

Here's how to fix that: http://stackoverflow.com/questions/3348816/intellij-never-use-wildcard-imports