[M3commit] [modula3/cm3] 4787f6: Formatting should be unsigned. Plus cosmetic fixes...

[peter mckinna]

  Branch: refs/heads/master
  Home:   https://github.com/modula3/cm3
  Commit: 4787f6971d9bea67af02570748f20040e7a83284
      https://github.com/modula3/cm3/commit/4787f6971d9bea67af02570748f20040e7a83284
  Author: peter mckinna <peter.mckinna at gmail.com>
  Date:   2021-09-08 (Wed, 08 Sep 2021)

  Changed paths:
    M m3-libs/libm3/src/hash/MD5.m3
    M m3-libs/libm3/src/hash/SHA256.m3

  Log Message:
  -----------
  Formatting should be unsigned. Plus cosmetic fixes and remove warning
for 32 bit version