database:
Project
- Name
- Short desc
- license (most restrictive of any dl)
- code available flag
- Parent Project ID (or 0 for master)
- Last update date
- projID
- tagID

Post
- Title
- username
- date
- postID
- last update date (dte_upd)
- create date (dte_create)
- TextID (PostText,Markdown)

post tag
- postID
- tagID

Tag
- tagID
- tag Name

Comment
- Comment title
- username
- url
- email
- reference PostID
- last update date (dte_upd)
- create date (dte_create)
- TextID (PostText, markdown)

Deliverable/Chart/Diagram
- Title
- short desc/subtitle
- License
- reference post (postID)
- last update date (dte_upd)
- create date (dte_create)
- url/ID
- dcdID

Licenses
- licenseID
- Title
- Short desc
- URL

RawText
- textID
- encoding
- data

EncodedText
- textID
- data