update readme with license information
update readme with license information
broadinstitute/hellbender,frank-y-liu/gatk,ksthesis/gatk,magicDGS/gatk,magicDGS/gatk,ksthesis/gatk,ksthesis/gatk,magicDGS/gatk,magicDGS/gatk,broadinstitute/hellbender,davidadamsphd/hellbender,tomwhite/hellbender,ksthesis/gatk,frank-y-liu/gatk,broadinstitute/hellbender,frank-y-liu/gatk,magicDGS/gatk,frank-y-liu/gatk,ksthesis/gatk,davidadamsphd/hellbender,ksthesis/gatk,magicDGS/gatk,davidadamsphd/hellbender,broadinstitute/hellbender,broadinstitute/gatk-dataflow,tomwhite/hellbender,frank-y-liu/gatk,broadinstitute/gatk-dataflow,frank-y-liu/gatk,broadinstitute/hellbender,broadinstitute/hellbender