Move config provider to _init to decouple from app

remove app references from validators

util/config/validators/validate_ssl.py

@@ -1,4 +1,4 @@
-from app import config_provider
+from _init import config_provider
 from util.config.validators import BaseValidator, ConfigValidationException
 from util.security.ssl import load_certificate, CertInvalidException, KeyInvalidException
 
@@ -8,7 +8,7 @@ class SSLValidator(BaseValidator):
   name = "ssl"
 
   @classmethod
-  def validate(cls, config, user, user_password):
+  def validate(cls, config, user, user_password, app):
     """ Validates the SSL configuration (if enabled). """
 
     # Skip if non-SSL.