Moved the parts of network out of server.

Partly added extensions to tic-tac-toe py.

games/tic-tac-toe/data.py

@@ -0,0 +1,15 @@
+def greatest_sequence(match, pattern):
+    m = match
+    p = pattern
+    size = 0
+    max_size = 0
+
+    for p in pattern:
+        if m == p:
+            size += 1
+        else:
+            if size > max_size:
+                max_size = size
+                size = 0
+
+    return max_size