Fix copy-test-data script to download raw data files using wget rather than scp
Fix copy-test-data script to download raw data files using wget rather than scp

Change-Id: I86ce0aec8cbd681a9ec4f56eff8841cadd513ef9
Reviewed-on: http://gerrit.sjc.cloudera.com:8080/3861
Reviewed-by: Lenni Kuff <724b7df200764f5dc1b723c05ee6c6adabd11bb1@cloudera.com>
Tested-by: jenkins

AtScaleInc/Impala,gistic/PublicSpatialImpala,ImpalaToGo/ImpalaToGo,gistic/PublicSpatialImpala,ImpalaToGo/ImpalaToGo,gistic/PublicSpatialImpala,placrosse/ImpalaToGo,andybab/Impala,placrosse/ImpalaToGo,AtScaleInc/Impala,andybab/Impala,andybab/Impala,placrosse/ImpalaToGo,placrosse/ImpalaToGo,gistic/PublicSpatialImpala,placrosse/ImpalaToGo,ImpalaToGo/ImpalaToGo,andybab/Impala,ImpalaToGo/ImpalaToGo,gistic/PublicSpatialImpala,AtScaleInc/Impala,placrosse/ImpalaToGo,AtScaleInc/Impala,ImpalaToGo/ImpalaToGo,ImpalaToGo/ImpalaToGo,gistic/PublicSpatialImpala,AtScaleInc/Impala,andybab/Impala,andybab/Impala,AtScaleInc/Impala