Metacat

Remove the code to read and write metadata to disk. It is getting put into DocumentImpl

fixed spelling of onlineURLDistributionListWithoutId variable

Move the code to write metadata to disk into documentImpl

Clean up comments and remove extra includes

Add check for null access control list

Add some generic typing

Add some generic typing

Separate access control info into it's own list. Add getters and setters.

Add some generic typing

Fix the deploy directory autodiscovery code so that it works regardless of where the metacat application directory is.