Issue #2392559 by mondrake, mitrpaka, JeroenT, rpayanm, adci_contributor, ianthomas_uk: Remove all uses of file_stream_wrapper_get_* and file_get_stream_wrappers

Issue #2508735 by darol100, dawehner, pwolanin, Chi, Fabianx, tim.plunkett: Code injection via preg_replace()

Issue #2509300 by dawehner, catch, larowlan: Path alias UI allows node/1 and /node/1 as system path then fatals