added test file to gitignore to prevent writing loops when building realease docs
added test file to gitignore to prevent writing loops when building realease docs

bvenn/BioFSharp,bvenn/BioFSharp,HLWeil/BioFSharp,CSBiology/BioFSharp,HLWeil/BioFSharp,muehlhaus/BioFSharp,HLWeil/BioFSharp,CSBiology/BioFSharp,bvenn/BioFSharp,HLWeil/BioFSharp