token version should always be string
token version should always be string

The token is a way for bot to keep state between lax calls/workflows. Since version should be always string and message to lax may be triggered by the external apps (the dashboard in this case), I need to make sure version is string in the token.

jhroot/elife-bot,gnott/elife-bot,gnott/elife-bot,jhroot/elife-bot,jhroot/elife-bot,gnott/elife-bot