Log Message:
Update to 1.1.20110302:

2011/03/02
	+ add --prgbox and --programbox (adapted from patch by David Boyd).
	+ add sl.po from
		http://translationproject.org/latest/dialog/
	+ fix timeouts from 2011/01/18, which were being interpreted as
	  milliseconds rather than seconds (report by Luis Moreira).