IMP-241: Allow configuraiton of state-store log dir / name. Also add debug webserver to state-store.
IMP-241: Allow configuraiton of state-store log dir / name. Also add debug webserver to state-store.

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