Add documentation for inflight adjustments.
Tweak inflight adjustment documentation.

Thanks tobad.
Initial commit of the CMJCU documentation
Adding some developer documentation, work-in-progress.
Merge pull request #138 from kjmoore/cmjcu-docs

CMJCU documentation, many thanks @kjmoore
Ignore system dependencies.  Fixes #140
Add files.
CN - Use function table for periodic tasks. Seems simpler, but does result in a slightly larger image