Fix for Issue #4#5

Open

brundage wants to merge 3 commits intobhuga:masterfrom

brundage:master

Commits on Jun 4, 2012

fix for #4
brundage
committed

Commits on Jul 27, 2012

Supporting nil Quantity value
brundage
committed

Commits on Aug 19, 2012

no more nil quantities
brundage
committed