add new hive execution job type, going away from hive-utils
add new hive job type package, should work out-of-box with unsecure hive/hadoop
add new hive-wc example
this is to do the format change suggested.
the internal related jira is hadoop-4325.
the real work is to make azkaban hive type more conventional and enable
param substitution via "-hiveconf"
Merge pull request #39 from cjyu/master

new hive execution job type and examples