add uint256 const type
add uint256 const type

wenusch/eMark,emarkproject/eMark,Rumhocker/eMark,Rumhocker/eMark,emarkproject/eMark,Rumhocker/eMark,emarkproject/eMark,wenusch/eMark,Rumhocker/eMark,emarkproject/eMark,Rumhocker/eMark,wenusch/eMark,emarkproject/eMark,wenusch/eMark,wenusch/eMark