[#6487] Add a default category of categories for attributes where there was no selection

Run the NITRCSRC/promotion/dbscripts/add_uncategorized_domain.php script.

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[#6544] Malformed text in the Licence Agreement hides Agree button on download page

The fix for this item requires the tidy php module.  It can be installed with:
yum install php-tidy

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[#6331] Select 'Domain' at time of tool registration 

There is a new constant in local.inc named $domain_trove_id.  This is set
to 512 in development but must be set to the proper trove_id for the 
"Domain" node in test/stage/production.

# The Domain id used for creating the select list in registering a new tool
$domain_trove_id=627;

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[#6599] Allow public/protected/private XNAT projects for each public tool (for ADHD 200)


1) Update the /opt/nitrc_import directory with the latest version of main.py and the new version of nitrc_import_config.xml. 
2) Check/fix the HOST url in main.py (and the other places it is listed in the deployment doc if you touched other files)
3) Update the password in main.py to the production value
4) Verify that the configuration in the /opt/nitrc_import/nitrc_import_config.xml file is correct for production.
4) Modify the root contab entry for the import script to this:

0,10,20,30,40,50 * * * *        /usr/bin/python26 /opt/nitrc_import/main.py /opt/nitrc_import/nitrc_import_config.xml > /opt/nitrc_import/import_log.txt



