Correct regex for state recovery from persistnet store

CHANGELOG

@@ -1,3 +1,5 @@
+- 0.2.2
+	* Fix composite state factory load regex
 - 0.2.1
 	* Add rocksdb backend
 - 0.2.0

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = shep
-version = 0.2.1rc1
+version = 0.2.2
 description = Multi-state key stores using bit masks
 author = Louis Holbrook
 author_email = dev@holbrook.no

shep/store/base.py

@@ -1,4 +1,4 @@
-re_processedname = r'^_?[A-Z,\.]*$'
+re_processedname = r'^_?[A-Z\._]*$'
 
 
 class StoreFactory:

shep/store/file.py

@@ -153,7 +153,6 @@ class SimpleFileStoreFactory(StoreFactory):
 
     def ls(self):
         r = []
-        import sys
         for v in os.listdir(self.__path):
             if re.match(re_processedname, v):
                 r.append(v)