[#87] Added docs for page_size_param
[#87] Added docs for page_size_param

Cube-Solutions/zf-hal,weierophinney/zf-api-problem,rstgroup/zf-api-problem,nocvp/zf-api-problem,Cube-Solutions/zf-hal,Wilt/zf-hal,Wilt/zf-rest,nocvp/zf-rest,nobesnickr/zf-hal,Cube-Solutions/zf-hal,weierophinney/zf-api-problem,weierophinney/zf-api-problem,vixriihi/zf-jsonld,rstgroup/zf-api-problem,rstgroup/zf-api-problem