thusfar

add SortKeys and GetDataRef

tjisfar

fix hillarious call to allowsnull on null

add join and a default sort

fix nullables being transformed to zero

well that was embarassing.

Merge branch 'master' of https://github.com/netherphp/object

update deps

add ez funcs to construct args for checking input