Merge "Revise strings to up to date for tutorial improvement." into rvc-dev...
Merge "Revise strings to up to date for tutorial improvement." into rvc-dev am: a5a629c7 am: 3a9efed4 am: a0783d38 am: f4e9e039
Change-Id: I8af6876ca8dd052ac4dd74cc20faa725b33e925d