Run migrations! Some first auto-migrations

Stepped back some more ambitious migrations since they caused all sorts
of issues with bytes/str conversions.

CHANGELOG.md

@@ -83,6 +83,10 @@ Web/Django standard initiative (@strikaco)
 
 - Added more unit tests.
 
+### Server
+
+- Convert ServerConf model to store its values as a Picklefield (same as Attributes) instead of using a custom solution.
+
 ### Utils
 
 - Swap argument order of `evennia.set_trace` to `set_trace(term_size=(140, 40), debugger='auto')`
@@ -95,6 +99,7 @@ Web/Django standard initiative (@strikaco)
   str to bytes.
 
 
+
 ## Evennia 0.8 (2018)
 
 ### Requirements