There are some places in the frontend where we use camelCase aliases for columns in an SQL query, but PostgreSQL always returns results with lower-case keys. One of the problems it causes is that a template.get request in 2.2 returns unnecessary data:
It may cause other problems too. We'll need to check all usages of aliases in the frontend and convert them to lower case. As far as I understood, the C side uses only lower-case aliases, so it shouldn't have any problems.