Merge pull request rancher#4487 from codyrancher/verb-part-dos-2.5

[backport] We had a doc url change

Merge pull request rancher#4482 from codyrancher/envvar-k3s-2.5

[backport] Switching over to having the envVars just be keyValues

Merge pull request rancher#4475 from codyrancher/agent-envvar-fixes-2.5

[forwardport] Fixing several issues with agentEnvVars/adding to import cluster

Merge pull request rancher#4466 from jlamillan/jlamillan/2.4-fixes

[2.4] backport support for custom boot-volume sizes and oCPUs

Merge pull request rancher#4456 from westlywright/2.5.enh.remove.dock…

…er113

[2.5.x] remove docker 1.13 from nt eng options

Merge pull request rancher#4410 from westlywright/2.5.bug.launch.temp…

…lates

[2.5.x] Launch Template Node Group Reset Bugs

Merge pull request rancher#4403 from westlywright/2.5.bug.launch.temp…

…lates

[2.5.x] Launch Template Bugs

Merge pull request rancher#4400 from xiaoluhong/2.4-fixes

update zh-hans

Merge pull request rancher#4392 from phillc/2.5-fixes

Backport LKE cluster driver

Merge pull request rancher#4390 from codyrancher/vsphere-options-watc…

…h-2.4

SelectValueCheck wasn't updating when the options were changed