Changes to List customers

the customers/items/email response's property format changed from email to no format for status 200

for the query request parameter limit, the max was set to 2147483647.00

for the query request parameter offset, the max was set to 2147483647.00

for the query request parameter limit, the min was set to -2147483648.00

for the query request parameter offset, the min was set to -2147483648.00