Fixes #198

Also need to run this SQL query:

DROP VIEW public."vw_allLeadsValueSum";
DROP VIEW public."vw_weekLeadsValueSum";

ALTER TABLE opengeo."DATATABLE" ALTER COLUMN "Project_Size" TYPE
numeric(12,0) USING ("Project_Size"::numeric(12,0));
ALTER TABLE opengeo."DATATABLE" DROP COLUMN "Size";