New chi Square correction, updated documentation
DetermineBestControl.R updated documentation
Added test set to .gitignore
Added test dir to test R-scripts (test data omitted)
Refactored r-scripts
Merge pull request #18 from mdijkstra/master

Refactored R-scripts
Merge branch 'master' of https://github.com/molgenis/ngs-utils

Regular pull from blessed master