Enhancement for #69 Fix Null pointer thrown in job containing multiple tasks with database destinations and sync options.

Create LSC group and user as system

Create LSC group and user as system

Force HSQLDB to listen on localhost

Fixed non existing function called in sample lsc xml file

Add which dependency

Fix logback rotation file path

Remove debug trace from GSSAPI code branch

A debug instruction was forgotten in the GSSAPI code. This caused
increased CPU load and a lot of clutter when running LSC from a shell

The default logback configuration file stored rotated .gz files in the
working directory, instead of storing them in /var/log/lsc

Values not removed from destination JDBC Database #80

Fix travis build: switching to openjdk8

Add feature #27: Map binary value in dataset and relevant unit testing.