demmt: add option to read data from file
demmt: add option to read data from file

karolherbst/envytools,envytools/envytools,hakzsam/envytools,karolherbst/envytools,envytools/envytools,pierremoreau/envytools,envytools/envytools,karolherbst/envytools,pierremoreau/envytools,MoochMcGee/envytools,karolherbst/envytools,hakzsam/envytools,envytools/envytools,envytools/envytools,hakzsam/envytools,pierremoreau/envytools,MoochMcGee/envytools,kfractal/envytools,kfractal/envytools,MoochMcGee/envytools,pierremoreau/envytools,grate-driver/envytools,grate-driver/envytools,grate-driver/envytools,grate-driver/envytools,hakzsam/envytools,kfractal/envytools,grate-driver/envytools,MoochMcGee/envytools,kfractal/envytools,pierremoreau/envytools,kfractal/envytools,karolherbst/envytools,hakzsam/envytools,MoochMcGee/envytools