v1 of i18n support

`play -n french` for demo

only the splash page has been converted at this time
Merge branch 'master' into i18n
Reorg and adds options
Merge branch 'i18n' of git://github.com/jhoff/hawkthorne-journey into i18n
Use JSON instead of Lua tables to store strings
Merge pull request #965 from kyleconroy/i18n

Internationalization