DOCUMENT-211: Switched greater than / less than operators

The greater than or equal to (>=) and less than or equal to (<=) signs were swapped. Now they aren't.
Merge pull request #1136 from jbondpdx/docfix

DOCUMENT-211: Greater than or equal to and less than or equal to swapped
Merge branch 'stable'

* stable:
  DOCUMENT-211: Switched greater than / less than operators
(PDB-898) Add factset hash to replace-facts!

This commit associates a hash of each factset with the metadata of the factset
to allow us to easily tell if fact values have changed.