Version 3
- Add, delete functionality for discussions and posts
- Splitting of Forum_Content, Discussion_Content, and Post_Content
- Re-classification of attribute access(public, protected) to make all attributes going back to MOODLE Public.(http://www.johnciacia.com/2011/11/29/object-and-array-casting/)
- Addition of find methods:
-- based on Id and local index for Posts and discussions
-- num of posts in discussion
-- a query string for posts
- Bug fixing