Merge branch 'release/0.197' into develop
new wait_till_setup_done() method
ask_question gets new non_interactive option to allow a given answer when no terminal
StepState has new dispatched column, allowing new --partial_reset option to vrpipe-submissions that only deletes failed subs
reduced code dupliation in the vcf merge steps, and updated to use the -l option when there are many input vcfs
version bump
Merge branch 'release/0.198'