Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

78_Sine_Wave/javascript/README.md

@@ -0,0 +1,3 @@
+Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/games.html)
+
+Conversion to [JavaScript](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Shells)

78_Sine_Wave/javascript/sinewave.js

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+print(tab(30), "SINE WAVE");
+print(tab(15), "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY");
+print("\n\n\n\n");
+
+// REMARKABLE PROGRAM BY DAVID AHL
+// Transliterated to Javascript by Les Orchard <me@lmorchard.com>
+
+let toggleWord = true;
+
+for (let step = 0; step < 40; step += 0.25) {
+  let indent = Math.floor(26 + 25 * Math.sin(step));
+  print(tab(indent), toggleWord ? "CREATIVE" : "COMPUTING");
+  toggleWord = !toggleWord;
+}
+
+function print(...messages) {
+  console.log(messages.join(" "));
+}
+
+function tab(count) {
+  return " ".repeat(count);
+}