Merge pull request #1 from Azure/master

sync
bring back the logo
Merge branch 'dev' into logo
Merge pull request #1345 from yugangw-msft/logo

Bring back the azure ascii-art logo
Merge branch 'master' of github.com:guangyang/azure-sdk-tools-xplat
add logic to try to run nodejs first then node second to fix ubuntu installation experience
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools-xplat into login
improve login message about org id and service principal
Merge pull request #1348 from guangyang/login

improve message for "azure login"
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools-xplat into dev
address PR feedback
change the shebang from bash to sh
Merge pull request #1346 from guangyang/dev

add logic to try to run nodejs first then node second to fix ubuntu
Fixing small typo
Merge pull request #1353 from hovsepm/scrub

Fixing small typo in the tag cmdlet description