utility to be run at deploy time: will move the restricted image files
from the public _static directory to the authenticated_files directory
specified in the settings
- resolve #113 db: use authentication to allow access to restricted
compound images
- change plaintext search to use "to_tsquery" as opposed to
"plainto_tsquery".  The "plain" version does not recognized the ":*"
syntax (override of the weighting syntax to do a greedy search)
- resolve #114	db: add "Usage Message" to the dataset information
- other minor UI fixes per CES review
- case insensitive searching for dataset results
- add sm name, alternate names to dataset results
- update login messages and confidentiality message
resolves #115	db: restricted detail fields are
not shown for authenticated users
fixes issue #119 db: attached file argument is incorrect in views.py
added updates to re_run.sh
resolves issue #125 db: numerical identifiers should be stored as text
in the database
fixes issue #121 db: Searches with no matches should display a message
to the end user
fixes issue #116 db: table pagination information wrong when there is
only one page
- resolves issue #129 db: table view: selector to set pagination rows
- resolves issue #128 db: add "compounds studied" to the dataset view
page
resolves issue #117 db: Molecular weight to 2 significant digits
resolves issue #126 db: remove SM Facility ID as separate field in the
detail view
adjust the "per page" label
fixes issue #137 db: sort null values last in descending sort
resolves issue #124 db: searches for multiple words fails with a
postgres error
kludge to deal with issue #103 db: api: URI for datasetdata is incorrect
update comment
initial commit