Added .gitignore to ignore build documentation

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Major rewording/refactoring of requirements document

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Accept most changes to deliverables, add some stuff.
Edit to Matt's proposed changes
Merge pull request #1 from mheon/requirements

Requirements Rewording/Changes