version update 1.5.6

setup.py

@@ -8,7 +8,7 @@ def read(fname):
     return open(os.path.join(os.path.dirname(__file__), fname)).read() 
 args    = {
     "name":"data-transport",
-    "version":"1.5.6",
+    "version":"1.5.7",
     "author":"The Phi Technology LLC","author_email":"info@the-phi.com",
     "license":"MIT",
     "packages":["transport"]}