additions to vcf_filter
additions to vcf_filter

DCGenomics/NCBI_August_Hackathon_Push_Button_Genomics_Solution,vlaufer/NCBI_August_Hackathon_Push_Button_Genomics_Solution,NCBI-Hackathons/NCBI_August_Hackathon_Push_Button_Genomics_Solution,NCBI-Hackathons/NCBI_August_Hackathon_Push_Button_Genomics_Solution,DCGenomics/vcf_parsing_hackathon_v002,DCGenomics/NCBI_August_Hackathon_Push_Button_Genomics_Solution,NCBI-Hackathons/NCBI_August_Hackathon_Push_Button_Genomics_Solution,DCGenomics/vcf_parsing_hackathon_v002,DCGenomics/vcf_parsing_hackathon_v002,DCGenomics/NCBI_August_Hackathon_Push_Button_Genomics_Solution,DCGenomics/NCBI_August_Hackathon_Push_Button_Genomics_Solution,vlaufer/NCBI_August_Hackathon_Push_Button_Genomics_Solution,NCBI-Hackathons/NCBI_August_Hackathon_Push_Button_Genomics_Solution,vlaufer/NCBI_August_Hackathon_Push_Button_Genomics_Solution,NCBI-Hackathons/NCBI_August_Hackathon_Push_Button_Genomics_Solution,DCGenomics/NCBI_August_Hackathon_Push_Button_Genomics_Solution,vlaufer/NCBI_August_Hackathon_Push_Button_Genomics_Solution,vlaufer/NCBI_August_Hackathon_Push_Button_Genomics_Solution,DCGenomics/vcf_parsing_hackathon_v002,DCGenomics/vcf_parsing_hackathon_v002