Merge pull request #22274 from sfoster/bug-1038630-tutorial-redux

 Bug 1038630 - Split Tutorial init into init, start methods. r=fcampo
Merge pull request #22177 from steveck-chung/message-safe-lazyloader

Bug 1041967 - [Messages] do some safe lazy load to improve launch latency. r=julienw
Conflicts:
	apps/sms/index.html
Merge pull request #22207 from svic/Bug_1043856

Bug 1043856 - Increase handover timeout