Updated runreef.psm1
Updated runreef.psm1

 * When on a machine with no YARN install ('$HADOOP_HOME' isn't set), it will work, assuming that the main class loaded does.
 * When the path to $JAVA_HOME contains spaces (e.g. 'C:\Program Files\java\...'), it will now work.

apache/incubator-reef,nachocano/incubator-reef,bgchun/incubator-reef,anupam128/reef,markusweimer/reef,shravanmn/reef,zerg-junior/incubator-reef,afchung/incubator-reef,zerg-junior/incubator-reef,yingdachen/incubator-reef,apache/reef,gyeongin/reef,DifferentSC/incubator-reef,jwang98052/reef,beysims/reef,yunseong/incubator-reef,dougmsft/reef,afchung/incubator-reef,dongjoon-hyun/incubator-reef,dongjoon-hyun/reef,anupam128/reef,shulmanb/reef,jwang98052/incubator-reef,tcNickolas/reef,yunseong/reef,motus/reef,tcNickolas/incubator-reef,apache/reef,swlsw/incubator-reef,beysims/reef,anupam128/reef,dongjoon-hyun/reef,markusweimer/reef,apache/incubator-reef,yunseong/reef,singlis/reef,yingdachen/incubator-reef,afchung/reef,zerg-junior/incubator-reef,yunseong/incubator-reef,nachocano/incubator-reef,tcNickolas/incubator-reef,tcNickolas/incubator-reef,beysims/reef,shravanmn/reef,dkm2110/veyor,taegeonum/incubator-reef,bgchun/incubator-reef,nachocano/incubator-reef,zerg-junior/incubator-reef,dkm2110/Microsoft-cisl,taegeonum/incubator-reef,apache/incubator-reef,tcNickolas/reef,dafrista/incubator-reef,nachocano/incubator-reef,dongjoon-hyun/incubator-reef,jwang98052/incubator-reef,afchung/incubator-reef,jsjason/incubator-reef,dongjoon-hyun/reef,apache/incubator-reef,jwang98052/reef,afchung/incubator-reef,dkm2110/veyor,shulmanb/reef,dongjoon-hyun/incubator-reef,jsjason/incubator-reef,shravanmn/reef,DifferentSC/incubator-reef,yunseong/reef,taegeonum/incubator-reef,dkm2110/veyor,dafrista/incubator-reef,jwang98052/reef,shulmanb/reef,taegeonum/incubator-reef,apache/reef,dkm2110/veyor,jwang98052/reef,singlis/reef,dkm2110/veyor,taegeonum/incubator-reef,tcNickolas/reef,dkm2110/Microsoft-cisl,DifferentSC/incubator-reef,apache/reef,jwang98052/reef,shravanmn/reef,yingdachen/incubator-reef,tcNickolas/reef,yunseong/incubator-reef,DifferentSC/incubator-reef,motus/reef,markusweimer/incubator-reef,jwang98052/reef,zerg-junior/incubator-reef,jwang98052/incubator-reef,dougmsft/reef,shulmanb/reef,dkm2110/Microsoft-cisl,motus/reef,motus/reef,dafrista/incubator-reef,dafrista/incubator-reef,afchung/reef,motus/reef,singlis/reef,tcNickolas/incubator-reef,shulmanb/reef,bgchun/incubator-reef,taegeonum/incubator-reef,tcNickolas/reef,swlsw/incubator-reef,nachocano/incubator-reef,dongjoon-hyun/incubator-reef,bgchun/incubator-reef,yingdachen/incubator-reef,swlsw/incubator-reef,singlis/reef,dkm2110/veyor,nachocano/incubator-reef,dougmsft/reef,afchung/incubator-reef,yunseong/incubator-reef,tcNickolas/incubator-reef,gyeongin/reef,afchung/reef,jwang98052/reef,apache/incubator-reef,shulmanb/reef,tcNickolas/incubator-reef,dougmsft/reef,shulmanb/reef,markusweimer/reef,jsjason/incubator-reef,anupam128/reef,yingdachen/incubator-reef,tcNickolas/incubator-reef,tcNickolas/reef,dongjoon-hyun/incubator-reef,DifferentSC/incubator-reef,yunseong/incubator-reef,dkm2110/Microsoft-cisl,swlsw/incubator-reef,yunseong/reef,jsjason/incubator-reef,yunseong/reef,dongjoon-hyun/reef,jwang98052/incubator-reef,anupam128/reef,markusweimer/reef,dongjoon-hyun/reef,markusweimer/incubator-reef,jsjason/incubator-reef,singlis/reef,yunseong/incubator-reef,singlis/reef,afchung/incubator-reef,swlsw/incubator-reef,markusweimer/incubator-reef,markusweimer/incubator-reef,motus/reef,anupam128/reef,markusweimer/incubator-reef,afchung/reef,dougmsft/reef,apache/incubator-reef,shravanmn/reef,swlsw/incubator-reef,dongjoon-hyun/incubator-reef,zerg-junior/incubator-reef,shravanmn/reef,shravanmn/reef,gyeongin/reef,gyeongin/reef,afchung/incubator-reef,dafrista/incubator-reef,markusweimer/reef,gyeongin/reef,yunseong/incubator-reef,afchung/reef,afchung/reef,dafrista/incubator-reef,apache/incubator-reef,tcNickolas/reef,afchung/reef,singlis/reef,yingdachen/incubator-reef,dafrista/incubator-reef,dougmsft/reef,dongjoon-hyun/incubator-reef,dkm2110/Microsoft-cisl,nachocano/incubator-reef,motus/reef,markusweimer/reef,jwang98052/incubator-reef,dkm2110/Microsoft-cisl,beysims/reef,bgchun/incubator-reef,dongjoon-hyun/reef,beysims/reef,jsjason/incubator-reef,yunseong/reef,dougmsft/reef,jsjason/incubator-reef,jwang98052/incubator-reef,markusweimer/reef,gyeongin/reef,jwang98052/incubator-reef,anupam128/reef,apache/reef,apache/reef,dongjoon-hyun/reef,yunseong/reef,gyeongin/reef,zerg-junior/incubator-reef,DifferentSC/incubator-reef,dkm2110/Microsoft-cisl,DifferentSC/incubator-reef,markusweimer/incubator-reef,swlsw/incubator-reef,dkm2110/veyor,markusweimer/incubator-reef,apache/reef,yingdachen/incubator-reef