Fixing parsing bug with sparkDML.sh in prep for 0.9 release.
Fixing parsing bug with sparkDML.sh in prep for 0.9 release.

Fixing parsing bug with sparkDML.sh in which 'sparkDML.sh -f test.dml' would be parsed as incorrect usage.

Closes #42.

dusenberrymw/incubator-systemml,apache/incubator-systemml,akchinSTC/systemml,niketanpansare/systemml,Wenpei/incubator-systemml,dhutchis/systemml,gweidner/systemml,nakul02/incubator-systemml,nakul02/incubator-systemml,deroneriksson/systemml,apache/incubator-systemml,niketanpansare/systemml,deroneriksson/incubator-systemml,nakul02/incubator-systemml,niketanpansare/systemml,asurve/arvind-sysml2,fschueler/incubator-systemml,gweidner/systemml,asurve/arvind-sysml2,niketanpansare/incubator-systemml,dusenberrymw/systemml,deroneriksson/systemml,iyounus/incubator-systemml,iyounus/incubator-systemml,nakul02/systemml,asurve/systemml,Wenpei/incubator-systemml,niketanpansare/systemml,gweidner/incubator-systemml,akchinSTC/systemml,niketanpansare/systemml,gweidner/systemml,sandeep-n/incubator-systemml,deroneriksson/incubator-systemml,fschueler/incubator-systemml,fschueler/incubator-systemml,akchinSTC/systemml,nakul02/incubator-systemml,gweidner/systemml,apache/incubator-systemml,niketanpansare/systemml,asurve/systemml,asurve/incubator-systemml,asurve/systemml,dusenberrymw/systemml,gweidner/incubator-systemml,deroneriksson/incubator-systemml,iyounus/incubator-systemml,apache/incubator-systemml,akchinSTC/systemml,asurve/arvind-sysml2,niketanpansare/incubator-systemml,asurve/incubator-systemml,akchinSTC/systemml,dusenberrymw/incubator-systemml,deroneriksson/incubator-systemml,iyounus/incubator-systemml,deroneriksson/systemml,nakul02/systemml,dhutchis/systemml,dusenberrymw/systemml,dusenberrymw/incubator-systemml,asurve/systemml,iyounus/incubator-systemml,gweidner/incubator-systemml,gweidner/systemml,asurve/systemml,dhutchis/systemml,gweidner/systemml,apache/incubator-systemml,nakul02/incubator-systemml,nakul02/systemml,sandeep-n/incubator-systemml,nakul02/systemml,akchinSTC/systemml,asurve/incubator-systemml,gweidner/incubator-systemml,apache/incubator-systemml,asurve/arvind-sysml2,deroneriksson/systemml,nakul02/incubator-systemml,dhutchis/systemml,asurve/incubator-systemml,gweidner/incubator-systemml,dusenberrymw/incubator-systemml,deroneriksson/incubator-systemml,iyounus/incubator-systemml,deroneriksson/systemml,dusenberrymw/systemml,deroneriksson/systemml,dusenberrymw/incubator-systemml,asurve/arvind-sysml2,sandeep-n/incubator-systemml,sandeep-n/incubator-systemml,niketanpansare/incubator-systemml,dhutchis/systemml,Wenpei/incubator-systemml,asurve/arvind-sysml2,fschueler/incubator-systemml,asurve/systemml,dusenberrymw/systemml,asurve/incubator-systemml,nakul02/systemml,nakul02/systemml,deroneriksson/incubator-systemml,dhutchis/systemml,niketanpansare/incubator-systemml,dusenberrymw/systemml,dusenberrymw/incubator-systemml,asurve/incubator-systemml,gweidner/incubator-systemml,Wenpei/incubator-systemml