Remove index generation for multi-query blast search (closes #106).

God knows why index generation was causing results div to be deleted on Chrome.
No point having an index if one can't view the results, so removing the feature
for now.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
Release 0.8.3.

* Fix issue 106.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>