Split variantcalllers in separated files

...in/scala/org/example/group/pipelines/BiopetPipeline.scala

...main/scala/nl/lumc/sasc/biopet/pipelines/gatk/Shiva.scala

...lumc/sasc/biopet/pipelines/gatk/ShivaVariantcalling.scala

...iopet/pipelines/gatk/variantcallers/HaplotypeCaller.scala

...pipelines/gatk/variantcallers/HaplotypeCallerAllele.scala

...t/pipelines/gatk/variantcallers/HaplotypeCallerGvcf.scala

...opet/pipelines/gatk/variantcallers/UnifiedGenotyper.scala

...ipelines/gatk/variantcallers/UnifiedGenotyperAllele.scala

.../sasc/biopet/pipelines/gatk/ShivaVariantcallingTest.scala

...cala/nl/lumc/sasc/biopet/pipelines/basty/BastyTrait.scala

...c/main/scala/nl/lumc/sasc/biopet/core/BiopetQScript.scala

...n/scala/nl/lumc/sasc/biopet/core/MultiSampleQScript.scala

...ala/nl/lumc/sasc/biopet/core/summary/SummaryQScript.scala

.../scala/nl/lumc/sasc/biopet/core/PipelineCommandTest.scala

...in/scala/nl/lumc/sasc/biopet/extensions/delly/Delly.scala

...in/scala/nl/lumc/sasc/biopet/BiopetExecutablePublic.scala

...s/src/main/scala/nl/lumc/sasc/biopet/utils/BamUtils.scala

.../nl/lumc/sasc/biopet/pipelines/shiva/ShivaSvCalling.scala

...cala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaTrait.scala

...asc/biopet/pipelines/shiva/ShivaVariantcallingTrait.scala