Fix lbshell crashing if no available items in an external menu. Also fix not...

Fix lbshell crashing if no available items in an external menu. Also fix not honoring the "pause after execution" setting on an external program.
3 jobs for lightbar in 18 minutes and 56 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Build
passed build-sbbs #1120

00:16:20

passed build-sexpots #1121

00:00:15

passed build-syncterm #1122

00:02:21