Remove display:flex for lost-row and lost-waffle in flex-mode
Remove display:flex for lost-row and lost-waffle in flex-mode

Same reason as in https://github.com/corysimmons/lost/pull/119 -> No display:flex needed in flex-items.
nw/lost,MichaelWiss/lost,dmitrykiselyov/lost,corysimmons/lost,greyhwndz/lost,delibash/lost,iest/lost,jeffjewiss/lost,KillerDesigner/lost,peterramsing/lost,WillJHaggard/lost,AgtLucas/lost,peterramsing/lost,MarkNewcomb1/lost,kuslahne/lost,jeblister/lost