lib/plugins/aws/deployList/index.js/AwsDeployList/getFunctionVersions
class AwsDeployList:  getFunctionVersions(funcs) {
    const requestPromises = [];

    funcs.forEach((func) => {
      const params = {
        FunctionName: func.FunctionName,
      };

      requestPromises.push(this.getFunctionPaginatedVersions(params));
    });

    return BbPromise.all(requestPromises);
  }