Add switch to not use application in clean env.
Add switch to not use application in clean env.

Default is TRUE (in clean env, i.e. env -i cmd)

phelipealves/omf,phelipealves/omf,mytestbed/omf,mytestbed/omf,LABORA-UFG/omf,LABORA-UFG/omf,LABORA-UFG/omf,phelipealves/omf,mytestbed/omf,mytestbed/omf,LABORA-UFG/omf,phelipealves/omf