Merge branch 'release/v1.5.0'
Merge branch 'release/v.1.5.1'
Merge branch 'release/v1.5.2'
Added support for automatic download, fixed bug in annovarTableNames default.

- automatic download via Cosmid for: Homo_sapiens.GRCh37.d5.fasta, CCDS.current.txt, 1000G_phase1.indels.b37.vcf, Mills_and_1000G_gold_standard.indels.b37.vcf, hapmap_3.3.b37.sites.vcf, 1000G_omni2.5.b37.sites.vcf