Add tasks for all the new languages

Task/Matrix-transposition/Phix/matrix-transposition.phix

@@ -0,0 +1,9 @@
+function transpose(sequence in)
+sequence out = repeat(repeat(0,length(in)),length(in[1]))
+    for n=1 to length(in) do
+        for m=1 to length(in[1]) do
+            out[m][n] = in[n][m]
+        end for
+    end for
+    return out
+end function