More BefunGen desc

www/data/programs/desc/BefunGen/03_Examples/04_Fibonacci Numbers.markdown

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+###Fibonacci numbers
+
+Calculates the [Fibonacci sequence](http://en.wikipedia.org/wiki/Fibonacci_number)
+
+```textfunge
+program Fibbonacci
+	var
+		int i;
+	begin
+		out "Input the maximum\r\n";
+		in i;
+
+		doFiber(i);
+		quit;
+	end
+	
+	void doFiber(int max)
+	var
+		int last := 0;
+		int curr := 1;
+		int tmp;
+	begin
+		repeat
+			if (last > 0) then
+				out ",";
+			end
+			
+			out curr;
+			
+			tmp = curr + last;
+			last = curr;
+			curr = tmp;
+		until (last > max)
+	end
+end
+```
+
+> **Note:** *This and other examples are included in the BefunGen download*