Merge pull request #792 from jrogelstad/21395

issue #21395: Fix collections not to use stale queries.
issue #21375: don't populate parameter defaults in search screen
Merge pull request #795 from shackbarth/21375

issue #21375: don't populate parameter defaults in search screen
Issue #21374: Changes to 1-4-3 for fixes to filters
Issue 21374: Fixed merge conflict with 1-4-3 code
Merge pull request #796 from lynnaloo/21374

21374 - Fixes for filters
Merge branch 'tags/R1_4_3'
Merge branch 'master' into 20734