Fixed more bitrot in simulator implementations.

- ioSeconds needs to use primUTCSecondsClock, old name of primitive is deprecated.- makeDirEntryName: swaped parameter names.- primitiveDirectory* simulations need to use FilePluginPrims.- `Smalltalk vmPath` changed to `Smalltalk vm path`

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Fix more bitrot in #makeDirEntryName:*

- fix to low array size- fix parameter names/order

Signed-off-by: Stefan Marr <git@stefan-marr.de>