handle iupac ambiguity codes as well as dup alleles in vardict 

Merge pull request #44 from aryarm/patch/vardict-iupac handle vardict iupac ambiguity codes

Merge pull request #36 from aryarm/citation add citation info

Merge pull request #32 from aryarm/explicit-envs explicit channel specifications

Merge pull request #31 from aryarm/fix/2vcf-exit-code remove non-zero exit code from 2vcf.py snakemake rule

Merge pull request #26 from aryarm/patch/varscan-iupac handle varscan iupac ambiguity codes

retitle plots created by 2vcf and clean up READMEs 

The most notable change in this release is that the pipeline now prod… …uces VCF output. However, there are a number of other minor changes, which generally make the pipeline easier to use. For more information see pull request #16.

Initial release. Users can now run the pipeline on example data.