Update validation.clj, constrain offset

This commit sets the maximum offset to 10000.
Merge branch 'master' of https://github.com/errosica/qu into mehtad_pagination_fix
                          :pagination pagination
add max limits to offset and total-records to 10,000 when html is selected
Merge pull request #1 from mehtadev17/mehtad_pagination_fix

Mehtad pagination fix
Changed validation error message back.
Merge branch 'master' of https://github.com/mehtadev17/qu into mehtad_pagination_fix
spacing fixes
Merge pull request #216 from mehtadev17/master

Pagination Limits