Fixed dead link in FAQ to list of original total-impact contributors.
Fixed dead link in FAQ to list of original total-impact contributors.

Thanks @trel for bug report.
Impactstory/total-impact-webapp,total-impact/total-impact-webapp,Impactstory/total-impact-webapp,total-impact/total-impact-webapp,Impactstory/total-impact-webapp,total-impact/total-impact-webapp,Impactstory/total-impact-webapp,total-impact/total-impact-webapp