Ruby 1.9 returns Object#instance_methods as symbols, make sure we compare strings.
Ruby 1.9 returns Object#instance_methods as symbols, make sure we compare strings.

Be lazy and just #to_s the array items

liangsun/rdiscount,liangsun/discount,liangsun/discount,liangsun/discount,liangsun/discount,liangsun/rdiscount,liangsun/rdiscount,liangsun/discount,liangsun/rdiscount