initial sources page, built off of a json file.  template not quite right yet.
cleaned up resources, descriptions, and sources template
new
Merge branch 'sources'
Merge remote-tracking branch 'origin/master' into datagraph
rdf
improved reporting of issues with prefixes
new prefix for panther
error reporting
fixed docs
metadata
docs
breadcrumb transitions
fixed polygon css fill bug
Merge remote-tracking branch 'origin/master' into datagraph
text resizing for breadcrumbs