Revert "fix selection support handling for allowsEmptySelection: NO" until unit tests can be added.
Revert "fix selection support handling for allowsEmptySelection: NO" until unit tests can be added.

This reverts commit 3e495a81de17dbc0a2fca939af061fc63fa25c92.

Eloqua/sproutcore,Eloqua/sproutcore,Eloqua/sproutcore