update api docs for 0.42
Merge pull request #94 from adobe/randy/api-docs-0.42

Update api docs for 0.42
Many Under the hood changes
Fix up quotation marks
Merge pull request #95 from MarcelGerber/under-the-hood

Many Under the hood changes
Miguel is a committer.
- add timestamp to ajax request to prevent the results from being cached
- changed from $.getJson() to $.ajax call
Merge pull request #97 from adobe/ingo/dont-cache-ajax-request

Prevent update notifications from being cached