Add tasks for all the new languages

Task/Apply-a-callback-to-an-array/Phix/apply-a-callback-to-an-array.phix

@@ -0,0 +1,13 @@
+function apply(integer f, sequence s)
+-- apply function f to all elements of sequence s
+    for i = 1 to length(s) do
+        s[i] = call_func(f, {s[i]})
+    end for
+    return s
+end function
+
+function add1(integer x)
+    return x + 1
+end function
+
+? apply(routine_id("add1"),{1,2,3})