Add support for National Suicide Prevention Lifeline (988) 
Fix issue with sensors disconnecting due to a pending upgrade on another sensor 
Fix issue with sensor upgrades not quickly proceeding after the erase cycle 
Fix ring failures after rejecting a reminder ring 
Fix no-way audio when rejecting a reminder ring 
Fix no-way audio when answering after first rejecting an incoming call 
note: Ooma has suspended this rollout because handsets may not upgrade properly without applying a workaround, like a reboot. It's a known issue fixed in the next release but anyone who wants this 16052628 release can contact support.