Add 2004/schnitzi/try.sh + make it use fgets()

Format/typo check README.md file.

I also slowed down the animations as well as in modern systems they go
too fast, especially the Star Wars scrolling text one.

2004/schnitzi/try.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+#
+# try.sh - demonstrate IOCCC winner 2004/schnitzi
+#
+
+# make sure CC is set so that when we do make CC="$CC" it isn't empty. Doing it
+# this way allows us to have the user specify a different compiler in an easy
+# way.
+if [[ -z "$CC" ]]; then
+    CC="cc"
+fi
+
+make CC="$CC" all >/dev/null || exit 1
+
+# clear screen after compilation so that only the entry is shown
+clear
+
+
+echo "$ ./schnitzi <schnitzi.inp0 | vi -n" 1>&2
+./schnitzi <schnitzi.inp0 | vi -n
+
+read -r -n 1 -p "Press any key to continue: "
+echo
+
+echo "$ ./schnitzi <schnitzi.inp1 | vi -n" 1>&2
+./schnitzi <schnitzi.inp1 | vi -n