A couple of typos prevent to use the skill "as is"

[sebsto]

RollCall : 225
https://github.com/alexa/skill-sample-nodejs-buttons-colorchanger/blob/master/lambda/custom/rollcall.js#L225

inputEvents => gameInputEvents

GamePlay : 78
https://github.com/alexa/skill-sample-nodejs-buttons-colorchanger/blob/master/lambda/custom/gameplay.js#L78

COLOR_SHADED => COLOR_ALLOWED

and COLOR_ALLOWED is a an array, so the array must be changed into an object at
https://github.com/alexa/skill-sample-nodejs-buttons-colorchanger/blob/master/lambda/custom/settings.js#L40

GamePlay : 152 & 154 : Typo for DEFAULT ...
https://github.com/alexa/skill-sample-nodejs-buttons-colorchanger/blob/master/lambda/custom/gameplay.js#L152
https://github.com/alexa/skill-sample-nodejs-buttons-colorchanger/blob/master/lambda/custom/gameplay.js#L154

[sebsto]

Looks like these issues are addressed by #1

[mdinescu]

Thanks Sébastien! We have fixed the issues with an earlier pull request.

I appreciate your lending a hand to identify and close these issues!