Remove references to -var

builtin/credential/github/cli.go

@@ -37,9 +37,9 @@ func (h *CLIHandler) Auth(c *api.Client, m map[string]string) (string, error) {
 func (h *CLIHandler) Help() string {
 	help := `
 The GitHub credential provider allows you to authenticate with GitHub.
-To use it, specify the "token" var with the "-var" flag. The value should
-be a personal access token for your GitHub account. You can generate a personal
-access token on your account settings page on GitHub.
+To use it, specify the "token" parameter. The value should be a personal access
+token for your GitHub account. You can generate a personal access token on your
+account settings page on GitHub.
 
     Example: vault auth -method=github token=<token>
 

builtin/credential/userpass/cli.go

@@ -45,11 +45,11 @@ func (h *CLIHandler) Help() string {
 	help := `
 The "userpass" credential provider allows you to authenticate with
 a username and password. To use it, specify the "username" and "password"
-vars with the "-var" flag.
+parameters.
 
     Example: vault auth -method=userpass \
-      -var="username=<user>"
-      -var="password=<password>"
+      username=<user> \
+      password=<password>
 
 	`
 

website/source/docs/auth/userpass.html.md

@@ -23,8 +23,8 @@ passwords from an external source.
 
 ```
 $ vault auth -method=userpass \
-  -var="username=foo" \
-  -var="password=bar"
+  username=foo \
+  password=bar
 ...
 ```