Fixes #213

Quick fix for #213 

See merge request !249

Extracted version in a trait

Fixes #218 

See merge request !251

Fix memory test threads

Java did take a few Gb's for each threads, on a desktop you have not enough memory anymore. Fixed this to give those threads a memory limit.

See merge request !255

feature parralel mapping tests

This small improvement makes test for mapping 8x faster

See merge request !252

Feature scoverage

In this merge I try to fix #123 and #37

See merge request !240

(cherry picked from commit 8bf162ad)

Fix chunking

Chunking was broken in develop, this should fix it

See merge request !250

Feature filter on mapping quality carp

Currently testing the pipeline with real samples. Dry run seem to look okay!

Pipeline tested, ready to merge!

See merge request !248