Add name to copyright message
Introduce DBisso_GoogleAnalyticsInternal_Event class

Handles the construction and triggering of events
Use Event class to manage the dispatch of events.

Also: also allow translation of strings
Update read me with WIP changes
Create an array of WP events => GA action text. Allow it to be filtered and use it in the post_published hook.
Declare plugins_loaded as static
Introduce plugin options helper methods

Option name set to `dbisso_gai_options`
Include defaults for fallback.
Introduce helper function to test whether a post is already published
Make sure we get_options actually returns data
Introduce helper method to get single option
Make sure get_event_action return the specified event action
If requested use separate actions for publish and update post events
Default to separating update and publish events
Don't send trigger the event if the action is not a string
Add event tracking for posting and approval of comments.
Update readme with latest changelog
Readme: update the description