add files for public distribution

based on internal repository 0a462b6 2017-11-22 14:41:39 +0100

pmsco/helpers.py

@@ -0,0 +1,8 @@
+class BraceMessage:
+    def __init__(self, fmt, *args, **kwargs):
+        self.fmt = fmt
+        self.args = args
+        self.kwargs = kwargs
+
+    def __str__(self):
+        return self.fmt.format(*self.args, **self.kwargs)