Match query names in run-workload using regex
Match query names in run-workload using regex

This change allows for matching query names in run-workload using
a regex strings. For example, the user can now pass
run-workload a query name string like: --query_names=tpcds-q.*,^tpch.*

Change-Id: I5b13858ec32cf10769a4c4f2afc49adfeb98ec93
Reviewed-on: http://gerrit.ent.cloudera.com:8080/777
Reviewed-by: Ishaan Joshi <d1d1e60202ec9f2503deb1b724986485a125d802@cloudera.com>
Tested-by: Lenni Kuff <724b7df200764f5dc1b723c05ee6c6adabd11bb1@cloudera.com>

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