A CLI command which will wait until the user presses any key.  Useful for
batch files, to pause until any key is struck.  

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  300     628  47.8% -lh5- cb83 Jan 16  1991 WaitAnyKey.info
[generic]                   76      76 100.0% -lh0- 10de Jan 16  1991 WaitAnyKey/.info
[generic]                  508    2356  21.6% -lh5- 7451 Jan 16  1991 WaitAnyKey/Anleitung
[generic]                  277     510  54.3% -lh5- 58e9 Jan 16  1991 WaitAnyKey/Anleitung.info
[generic]                  284    2003  14.2% -lh5- 8cd5 Jan 16  1991 WaitAnyKey/Distribution
[generic]                  286     510  56.1% -lh5- edef Jan 16  1991 WaitAnyKey/Distribution.info
[generic]                  422    2269  18.6% -lh5- d04c Jan 16  1991 WaitAnyKey/Instructions
[generic]                  280     510  54.9% -lh5- 1942 Jan 16  1991 WaitAnyKey/Instructions.info
[generic]                  145     186  78.0% -lh5- a90e Jan 16  1991 WaitAnyKey/ReadMe.fnf
[generic]                  328    2003  16.4% -lh5- 8347 Jan 16  1991 WaitAnyKey/Vertrieb
[generic]                  283     510  55.5% -lh5- 4f89 Jan 16  1991 WaitAnyKey/Vertrieb.info
[generic]                  658     904  72.8% -lh5- 496b Jan 16  1991 WaitAnyKey/WaitAnyKey
[generic]                 4053   15001  27.0% -lh5- 07e0 Jan 16  1991 WaitAnyKey/WaitAnyKey.ass
[generic]                  259     510  50.8% -lh5- bfa4 Jan 16  1991 WaitAnyKey/WaitAnyKey.ass.info
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total        14 files    8159   27976  29.2%            Jan 16  1991