Removed spaces from top-level directory names.

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

16_Bug/java/src/BugGame.java

@@ -0,0 +1,10 @@
+
+
+public class BugGame {
+
+    public static void main(String[] args) {
+
+        Bug bug = new Bug();
+        bug.play();
+    }
+}