Update canFam3 dbSNP to remove INFO whitespace. chapmanb/bcbio-nextgen#386
Add support for latest Zebrafish genome build: Zv9
Remove separate tabix install since tabix now included in bcftools as of the latest release candidate
brew: check for vcfutils.pl samtools overlap with bcftools and reinstall samtools as needed
Run sequence preparation from UCSC/Ensemble inside a temporary work directory to avoid picking up FASTA files from existing transcript directories