Added support for RedHat 7
Added support for RedHat 7

Closes #173

DLR-SC/tigl,DLR-SC/tigl,codingpoets/tigl,codingpoets/tigl,DLR-SC/tigl,DLR-SC/tigl,codingpoets/tigl,codingpoets/tigl,DLR-SC/tigl,codingpoets/tigl,codingpoets/tigl,DLR-SC/tigl