Add tasks for all the new languages

Task/Fibonacci-sequence/Lasso/fibonacci-sequence.lasso

@@ -0,0 +1,23 @@
+define fibonacci(n::integer) => {
+
+	#n < 1 ? return false
+
+	local(
+		swap	= 0,
+		n1		= 0,
+		n2		= 1
+	)
+
+	loop(#n) => {
+        #swap = #n1 + #n2;
+        #n2 = #n1;
+        #n1 = #swap;
+	}
+	return #n1
+
+}
+
+fibonacci(0) //->output false
+fibonacci(1) //->output 1
+fibonacci(2) //->output 1
+fibonacci(3) //->output 2