_process_json function incorrect

Suite and Optimus Suite 5
#1

dhtmlxGrid and TreeGrid v.3.0 build 110707
function _process_json in incorrect in codebase folder, but in sources folder this function is correct.

#2

I forgot to mention that dhtmlxGrid v3.0 build 110707 Professional version. The incorrect function is in dhtmlxGrid/codebase/ext/dhtmlxgrid_json.js