T: Do not try to enter a betsize if the i3 regions are not visible and
available.   Fixes fallback to Raise/Call/Fold when we want to swag (or
allin via swag), but the the i3 regions aren't available.

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@2946 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d