* Add humidifier support to promethease * add humidifier dependency * handle dependencies * wrong place * applied suggestions from code review * fix typo * Revert "wrong place" This reverts commit 58e509d767d484e43aa108ca896146e514b79c10. * Revert "handle dependencies" This reverts commit 74bd523e08a32cd906809929f139d6469610f808. * Revert "add humidifier dependency" This reverts commit 8840b378e53d28a86eed5f62a8126769d3f58afe.