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Close Hibernate session after loading card sets when a user connects -- Oops!
Games have their own Hibernate session for their duration, and this is used instead of a per-request session for loading card sets when changing options.
Fix changing game options without having a card set selected.
reworked some tests to be able to hide a method from GameManager. part of this goal was to reduce unnecessary game refresh broadcasts if a client tried to create multiple games.
make converter to produce js enums out of java enums
make everything use the constants on both sides for ajax operation code and disconnect reason
move the handler update out of the subpackage that it generates into
make the enum update and handler update run at build