forced ability names to lower case, since they are case insensitive
more general work on the save/load game functionality
modified how combatant templates work to store character name
added file number to savegame object
wrapped file number as a local var in the closure to preserve the value
fleshed out display of load game dialog
added a savepoint to the village inn
added save game dialog and got it working
changed default filename to be the save date
fixed a bug where a combatant without a default name would throw an error
added support for the continue button on the main screen