Add missing sources and genes URL includes

Signed-off-by: Don Naegely <naegelyd@gmail.com>
Include gene templates via MANIFEST.in

Signed-off-by: Don Naegely <naegelyd@gmail.com>
Remove missing form field from gene set template

Signed-off-by: Don Naegely <naegelyd@gmail.com>
add VCF exporter

Signed-off-by: Adam Wenocur <wenocur@email.chop.edu>