Fix HEAD requests handling
Fix HEAD requests handling

Related to: #105

SKing7/fontellomt,liguangmings/fontello,fontello/fontello,fontello/fontello,CapeSepias/fontello,marcia-kubik/fontello,marcia-kubik/fontello,blackgirl/fontello,katgironpe/fontello,bartuspan/fontello,bartuspan/fontello,CapeSepias/fontello,bartuspan/fontello,liguangmings/fontello,katgironpe/fontello,marcia-kubik/fontello,modulexcite/fontello,cnbin/fontello,asrin475/fontello,Sivalingaamorthy/fontello,asrin475/fontello,modulexcite/fontello,vinod1988/fontello,cnbin/fontello,Sivalingaamorthy/fontello,cnbin/fontello,Sivalingaamorthy/fontello,asrin475/fontello,katgironpe/fontello,blackgirl/fontello,modulexcite/fontello,liguangmings/fontello,vinod1988/fontello,SKing7/fontellomt,blackgirl/fontello,fontello/fontello,vinod1988/fontello,CapeSepias/fontello