Merge pull request rancher#1930 from westlywright/master

fix github auth

Merge pull request rancher#1927 from vincent99/master

Change helm stable URL

Merge pull request rancher#1926 from vincent99/master

Translation for container plural

Merge pull request rancher#1922 from vincent99/master

Editing built-in roles

Merge pull request rancher#1887 from loganhz/1.6

[1.6] Update Azure VM Sizes and remove beta next to Rancher CLI download link

Merge pull request rancher#1704 from greut/exoscale-arbitrary-size

exoscale: arbitrary disk size + new logo

Merge pull request rancher#1630 from loganhz/fix

[1.6] Fix catalog question issue and Bump version

Merge pull request rancher#1611 from loganhz/region

[1.6]Region

Merge pull request rancher#1604 from vincent99/1.6-dev

Bump

Merge pull request rancher#1550 from loganhz/region

[1.6]Make region field optional