Support combined SNV/INDEL vcfs such as those produced by Haplotype caller
support mixed SNV,INDEL vcf
Allow specification of gene name index in vcf
add -r option to remove intermediate filtered files
Fix removal of input vcf by -r option if no filtering options are selected
-r retains intermediate files instead of removing them
Merge pull request #7 from dGho/master

SOLVE-Brain -1-0-3