Minor updates to mobile app tutorial after careful review.
Minor fixes to desktop app states part 1 tutorial after careful review.
Minor updates to desktop apps and states tutorial after careful review.
Merge branch 'master' into orion-war

* master:
  Minor updates to desktop apps and states tutorial after careful review.
  Minor fixes to desktop app states part 1 tutorial after careful review.
  Minor updates to mobile app tutorial after careful review.