Added 32/64 bit indicator to log.xml and DLL properties for troubleshooting

Fixed a problem where activating the ZapNotes tool might not work

NotesSession.GetEnvironmentString("MC->...")  and SetEnvironmentString("MC->...") calls now work in agents on Win64 clients

Fixed a problem where MarvelClient did not properly detect existing DLLs if the Notes data directory was specified as a short (8.3) path

Fixed a roaming problem with 12.0.1 clients, where using a KeyFileName parameter in a stub notes.ini file could cause a "File name too long or invalid file name syntax" error at Notes startup