update year level README files

Move copyright notice to the end.

Add a standard comment about the newly added `README.md` files.

Clean up trailing whitespace.

Fixed a few minor typos.

1986/README

@@ -1,20 +1,28 @@
 The 1986 contest was named: "The Third International Obfuscated C Code Contest"
 
-Copyright (c) 1986, Landon Curt Noll & Larry Bassel.
-All Rights Reserved.  Permission for personal, educational or non-profit use is
-granted provided this this copyright and notice are included in its entirety
-and remains unaltered.  All other uses must receive prior permission in writing
-from both Landon Curt Noll and Larry Bassel.
+
+Look at the README.md file for the given winner for information
+on how to compile the winner and how to run the winning program.
+Look at the winning source and try to figure how it does what it does!
+You may then wish to look at the Author's comments for even more details.
 
 The rules for 1986 suggested categories due to the success of the 1985
 judging method.  The maximum size was increased from 512 to 1024 bytes.
 Larry Bassel joined as the second official judge.
 
 A poll was taken for the worst code for BSD and System V program.
-The Bourne Shell (/bin/sh) won for both systems.  The BSD finger 
+The Bourne Shell (/bin/sh) won for both systems.  The BSD finger
 program took third place.
 
 Rules and results were posted to net.lang.c and net.unix-wizards.
 Micro/Systems Journal published started regular publishing of the winners.
 The practice of making first announcement of the winners at the Summer
 Usenix BOF started this year.  A notice was posted to net.announce.
+
+=-=
+
+Copyright (c) 1986, Landon Curt Noll & Larry Bassel.
+All Rights Reserved.  Permission for personal, educational or non-profit use is
+granted provided this this copyright and notice are included in its entirety
+and remains unaltered.  All other uses must receive prior permission in writing
+from both Landon Curt Noll and Larry Bassel.