httpfs: expose *Server
report httpfs open files
stash
httpfs: use file name instead of numerical FD
httpfs server: close all files upon simulation finished
log cleanup
cleanup
status: link to users queue
fairshare w/o decay
status: show share overview
share decay
jobscanner: only pick-up in subdirectory
httpfs server: wrap reader in fullreader
mumax3-server: serve at numerical IP address, if known
mumax3-server: serve at all interface addresses
rudimentary job kill
stash
allow re-queue
fix typo in API (Thanks Anonymous Reviewer)