Dictionary loading fails when last entry contains a command

[sammdot]

Example:

{\rtf1\ansi{\*\cxrev100}\cxdict{\*\cxsystem Test}
    {\*\cxs PHROLG}{\*\cxplvrcmd lookup}
    {\*\cxs PHREUT}{\*\cxplvrcmd quit}
  }