SQOOP-1718: Sqoop2: CommandLineClient doc error

(Veena Basavaraj via Jarek Jarcec Cecho)
SQOOP-1709: Column Type enhancements for complex types

(Veena Basavaraj via Jarek Jarcec Cecho)
SQOOP-1621: Sqoop2: Allow null as a dummy Schema

(Veena Basavaraj via Abraham Elmahrek)
SQOOP-1715: Make name for column required ( fix the corr tests)

(Veena Basavaraj via Jarek Jarcec Cecho)
SQOOP-1723: Sqoop2: findJobsByConnector fails

(Veena Basavaraj via Jarek Jarcec Cecho)