Unbreak Pindel.pm via sort_chromosome in the WorkflowDetectorBase class.
Re-enable Pindel.t for general test running.

Before this commit, Pindel.t was failing but only after 80 minutes if you used UR_RUN_LONG_TESTS.
We need to cut pindel down to just one chromosome to make the test run in a reasonable amount of time.
Merge branch 'dedup' into gb_master