Preparing the daily ETL job scripts
Tidied up the argument handling and stubbed a run_etl function
Comment tidy-up
Added in YAML configuration support
Tweaks
Breaking the Hive script into 4 component pieces
Added underscore to var name
Started work on a workflow JSON
Adding in the call to the EMR client
Update etl-scripts
Restructuring into a full Ruby CLI app
Merge branch 'etl-scripts' of github.com:snowplow/snowplow into etl-scripts
Updated based on some clarifications
Renaming/merging as separate files didn't make much sense
Merge branch 'etl-scripts' of github.com:snowplow/snowplow into etl-scripts

Conflicts:
	hive/etl/jobflows/daily-etl.json
Building out the Config module
Not needed
Added in S3Utils module
Added in class handling the EMR command execution
Updated to have a tidier format