restore *.orig.c to each entry

Under each yyyy/dir there is a file of the form '*.orig.c'
containing the original source code, or as close as we can
get to the original source code.

1995/makarios/makarios.orig.c

@@ -0,0 +1,2 @@
+main(n,i,a,m){while(i=++n)
+for(a=0;a<i?a=a*8+i%8,i/=8,m=a==i|a/8==i,1:(n-++m||printf("%o\n",n))&&n%m;);}