SQOOP-1896: Upgrade the Derby repo version to 5 for 1.99.5 release

(Veena Basavaraj via Jarek Jarcec Cecho)
SQOOP-1882: JobManager currently ignores the TO connector IDF and assumed all IDF use String for the generic T

(Veena Basavaraj via Jarek Jarcec Cecho)
SQOOP-1899: Minor change to CSVIDF to use Set instead of Lists

(Veena Basavaraj via Jarek Jarcec Cecho)