config/settings.py: bug fix: HashSetting .get() needs to use read conversion

bliss/config/settings.py

@@ -465,8 +465,8 @@ class HashSetting(object):
     def get(self, key, default=None):
         v = self.raw_get(key)
         if v is None:
-            if self._write_type_conversion:
-                v = self._write_type_conversion(default)
+            if self._read_type_conversion:
+                v = self._read_type_conversion(default)
             else:
                 v = default
         return v