[skip ci] Updated licenses and gitignores

options/license/Autoconf-exception-generic-3.0

@@ -0,0 +1,6 @@
+As a special exception to the GNU General Public License, if you 
+distribute this file as part of a program that contains a  
+configuration script generated by Autoconf, you may include it under  
+the same distribution terms that you use for the rest of that 
+program.  This Exception is an additional permission under section 7  
+of the GNU General Public License, version 3 ("GPLv3").

options/license/SL

@@ -0,0 +1,4 @@
+Everyone is permitted to do anything on this program including copying,
+modifying, and improving, unless you try to pretend that you wrote it.
+i.e., the above copyright notice has to appear in all copies.
+THE AUTHOR DISCLAIMS ANY RESPONSIBILITY WITH REGARD TO THIS SOFTWARE.

options/license/Zeeff

@@ -0,0 +1,3 @@
+Copyright 1988 Jon Zeeff (zeeff@b-tech.ann-arbor.mi.us)  
+You can use this code in any manner, as long as you leave my 
+name on it and don't hold me responsible for any problems with it.

options/license/check-cvs

@@ -0,0 +1,2 @@
+Permission is granted to copy and/or distribute this file, with or
+without modifications, provided this notice is preserved.