Add tasks for all the new languages

Task/Fibonacci-sequence/LiveCode/fibonacci-sequence.livecode

@@ -0,0 +1,20 @@
+-- Iterative, translation of the basic version.
+function fibi n
+    put 0 into aa
+    put 1 into b
+    repeat with i = 1 to n
+        put aa + b into temp
+        put b into aa
+        put temp into b
+    end repeat
+    return aa
+end fibi
+
+-- Recursive
+function fibr n
+     if n <= 1 then
+        return n
+    else
+        return fibr(n-1) + fibr(n-2)
+    end if
+end fibr