Cleans up cascading, scalding related files
Merge branch 'hazen/update_lib_versions' into dev
Merge branch 'hazen/clean_up_scalding_ambrose_adapter' into dev
Fixes ctor invocation; Improves docs
Adds unit test for HRavenStatsWriteService
Adds method impl to support Pig 12 PPNL API
Merge branch 'master' into dev
Remove newline from log line
Merge pull request #169 from sagemintblue/hazen/cleans_up_cascading_scalding_modules

Cleans up cascading and scalding modules