Update validation.clj, constrain offset

This commit sets the maximum offset to 10000.
Enable 'allowDiskUse' for aggregations when loading new data
Begin 1.3 Snapshot
PDP-99: Fix incrementing metrics, such as cache hit, to be suffixed with count
PDP-99: Fix incrementing metrics, such as cache hit, to be suffixed with count
PDP-99: Fix incrementing metrics, such as cache hit, to be suffixed with count
v1.1.3
a revised limiting of the query, with attn to null string
an offset fix with atten to null case
Merge branch 'evan_pagination_fix' of https://github.com/errosica/qu into evan_pagination_fix