This just patches the given library so it pretends to be
the version you give it..

eg. patchlibrary dos.library 42.00

NOTE! You MUST use TWO digits for both Version and Revision,
42.0 wont work!

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  284     392  72.4% -lh5- a2d8 Jan 22  1996 patchlibrary
[generic]                  229     378  60.6% -lh5- 6978 Jan 22  1996 patchlibrary.readme
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         2 files     513     770  66.6%            Jan 27  1996