making parlour dsl immutable
adding getters to dsl
dsl immutability - code review changes
Adding --columns in parlour options as import and export supports it for existing sqoop version
added license file to ImportSqoopFlow
A ProcessFlow that calls callbacks like other flows
Passing Hadoop conf to sqoop jobs
fix stopCallbacks test
Adding Scaladoc and licensing info
Fix for empty string console params.
Sqoop flows are now compatible with scalding Execution framework
Sqoop import and export job return job success

This fixes #33 and fixes CommBank/maestro#177
upgrade to scalding 0.12.0rc5
added Executions for Sqoop and associated tests
set sqoop rethrow property for both jobs and executions
change sqoop execution api to take Source rather than Tap
removed unnecesary imports
Travis - gh-pages integration
Removes mode as implicit parameter for Execution jobs.

This fixes #41.
Fixes bug where sqoopExport in SqoopExecution uses ImportSqoopFlow.
Adding Scaladoc, Github Pages links to README