New variation data

Description: 

New variation data sets for three vectors have been added this release - Culex quinquefasciatus from the publication "Using targeted next-generation sequencing to characterize genetic differences associated with insecticide resistance in Culex quinquefasciatus populations from the southern U.S.", Kothera et al, PLoS One. 2019 Jul 3;14(7), and two sandflies - Lutzomyia longipalpis and Phlebotomus papatasi from the Sandfly Genome Consortium.