digitalocean: update index docs for do_token var

Updates the docs and clarifies the usage of `do_token` variable. I was experiencing an issue mentioned here hashicorp/terraform#124 and so adding more docs should be helpful.
digitalocean · Oct 22, 2015 · 079d1a4 · 079d1a4
1 parent 8093ca1
commit 079d1a4
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/index.html.markdown b/index.html.markdown
@@ -17,6 +17,9 @@ Use the navigation to the left to read about the available resources.
 ## Example Usage
 
 ```
+# Set the variable value in *.tfvars file or using -var="do_token=..." CLI option
+variable "do_token" {}
+
 # Configure the DigitalOcean Provider
 provider "digitalocean" {
     token = "${var.do_token}"