update docs to refer to helm/helm-classic instead of helm/helm

Author: Keerthan Mala

CONTRIBUTING.md

@@ -22,7 +22,7 @@ Our official support channels are:
   - controller: https://github.com/deis/controller/issues
   - database: https://github.com/deis/postgres/issues
   - documentation: https://github.com/deis/workflow/issues
-  - helm classic: https://github.com/helm/helm/issues
+  - helm classic: https://github.com/helm/helm-classic/issues
   - minio: https://github.com/deis/minio/issues
   - registry: https://github.com/deis/registry/issues
   - router: https://github.com/deis/router/issues

src/installing-workflow/installing-deis-workflow.md

@@ -4,11 +4,11 @@ We will use the Helm Classic package manager for Kubernetes to install Deis Work
 
 ## Check Your Setup
 
-First check that the `helmc` command is available and the version is 0.6 or newer.
+First check that the `helmc` command is available and the version is 0.7 or newer.
 
 ```
 $ helmc --version
-helmc version 0.6.0+1c8688e
+helmc version 0.7.0+20a7ed7
 ```
 
 Ensure the `kubectl` client is installed and can connect to your Kubernetes cluster. `helmc` will

src/roadmap/release-checklist.md

@@ -56,7 +56,7 @@ Keep the list of commit SHAs handy - you'll need it for later.
 
 # Step 2: Create a new Helm Classic chart
 
-Next, we'll create a new [Helm Classic](https://github.com/helm/helm) chart so that we can "stage" a
+Next, we'll create a new [Helm Classic](https://github.com/helm/helm-classic) chart so that we can "stage" a
 version of our release for testing. The process is fairly simple:
 
 1. Create a new branch: `git checkout -b release-$DEIS_RELEASE`