Enhance binary compare operators, especially equals, to more closely match what standard lua does.

src/main/java/lua/value/LNumber.java

@@ -1,6 +1,16 @@
 package lua.value;
 
+import lua.Lua;
+
 abstract
 public class LNumber extends LValue {
 
+	/** Compare for equivalence by using lua op comparator */
+	public boolean equals(Object o) {
+		if ( ! ( o instanceof LValue) )
+			return false;
+		LValue v = (LValue) o;
+		return this.luaBinCmpUnknown(Lua.OP_EQ, v );
+	}
+
 }