Added additional options in normalizer to more properly deal with missing values.

Fixes#168
small additional output fix.
Additional changes for VOC an Microbiome analysis.
gui fix
additional fixes after comments HJ
Small error fix
Fix in quantile normalization with missing values.
Small fixes and improvements
Merge pull request #172 from PatrickDeelen/master

Fix bug not detecting vcf.gz files automaticly
Merge pull request #174 from PatrickDeelen/master

bump in eqtl version to reflect recent updates
Merge branch 'master' of https://github.com/molgenis/systemsgenetics
Merge pull request #171 from Bonder-MJ/master

Added additional options in normalizer to more properly deal with missing values.
ML Regression in MetaQTL3
Initial page of documentation
Documentation update
Another formatting test
Added some more documentation

Added some more documentation
Added documentation placeholder to ImputationTool
More documentation added
Added initial MixupMapper docs