Fix mycheckjob

- reads from FileCache at the given place (i.e., VSC_SCRATCH_GENGAR)
- displays the raw information, i.e., unformatted.
- gives an additional warning at the end when the information is too old.
Good question. IIRC the reason was to make sure the user is not using some python that was loaded through a module, since that will break the script if half the libs cannot be found. Not sure why this still sits here instead of already having been deployed.