Remove compute stats option from bin/load-data.py
Remove compute stats option from bin/load-data.py

This option is not implemented in this script and doesn't make it
obvious that it doesn't do anything.

Change-Id: I1a1eff38460fd181c486cfca2840108a58e21603
Reviewed-on: http://gerrit.ent.cloudera.com:8080/1059
Reviewed-by: Lenni Kuff <724b7df200764f5dc1b723c05ee6c6adabd11bb1@cloudera.com>
Reviewed-by: Nong Li <99a5e5f8f5911755b88e0b536d46aafa102bed41@cloudera.com>
Tested-by: Nong Li <99a5e5f8f5911755b88e0b536d46aafa102bed41@cloudera.com>

cloudera/Impala,cloudera/Impala,michaelhkw/incubator-impala,michaelhkw/incubator-impala,michaelhkw/incubator-impala,michaelhkw/incubator-impala,cloudera/Impala,cloudera/Impala,michaelhkw/incubator-impala,michaelhkw/incubator-impala,michaelhkw/incubator-impala,cloudera/Impala,cloudera/Impala,cloudera/Impala