Issue 21175: Fixed issue in picker that was not allowing the none value to be selected
Merge pull request #730 from lynnaloo/21175

21175 - Fixed problem with pickers not being cleared when the filter is changed.
updated release notes
Merge pull request #742 from shackbarth/rn

release notes
Merge pull request #743 from xtuple/tags/R1_4_1

merge 1.4.1