Add __init__ to classes missing it

Mostly just to shut pyCharm up, but it's good practice.

eos/db/saveddata/loadDefaultDatabaseValues.py

@@ -24,6 +24,9 @@ class ImportError(Exception):
     pass
 
 class DefaultDatabaseValues():
+    def __init__(self):
+        pass
+
     instance = None
 
     @classmethod