use min-width for compare items
use min-width for compare items

the X button on compare was not always visible because the columns were
not expanding to 150px width, with a min-width they are.

delphiactual/DIM,chrisfried/DIM,delphiactual/DIM,bhollis/DIM,delphiactual/DIM,DestinyItemManager/DIM,DestinyItemManager/DIM,DestinyItemManager/DIM,delphiactual/DIM,bhollis/DIM,chrisfried/DIM,DestinyItemManager/DIM,bhollis/DIM,bhollis/DIM,chrisfried/DIM,chrisfried/DIM