fixed custom daterange bugs regarding min/max and setDate
fixed custom daterange bugs regarding min/max and setDate

bankonme/ripplecharts-frontend,shekenahglory/ripplecharts-frontend,vahaknp/ripplecharts-frontend,bankonme/ripplecharts-frontend,shekenahglory/ripplecharts-frontend,ripple/ripplecharts-frontend,xdv/ripplecharts-frontend,xdv/ripplecharts-frontend,ripple/ripplecharts-frontend