incr default api rate limits to avoid app issuues

Author: bdewilde

colandr/extensions.py

@@ -27,7 +27,7 @@ class _BaseModel(sqlalchemy.orm.DeclarativeBase):
 db = flask_sqlalchemy.SQLAlchemy(model_class=_BaseModel)
 limiter = flask_limiter.Limiter(
     flask_limiter.util.get_remote_address,
-    default_limits=["2/second"],
+    default_limits=["4/second"],
     meta_limits=["1/minute", "10/hour"],
     strategy="fixed-window",
     storage_uri="memory://",  # TODO: use redis for storage?