Reverse dependencies for alf

Latest version of the following gems require alf

Gem	Version	Date	Downloads
io_shuten +24.5 Thousand Downloads	`0.1.1.dev1` November 04, 2012	November 04, 2012	24.5 Thousand
viiite +12 Thousand Downloads	`0.2.0` September 06, 2011	September 06, 2011	12 Thousand
gisele-vm +4.9 Thousand Downloads	`0.6.0` October 16, 2012	October 16, 2012	4.9 Thousand
rea +4.78 Thousand Downloads	`0.0.1` February 09, 2012	February 09, 2012	4.78 Thousand