Cutting v0.6.0 release. Bumped version in Makefile and releases.json. Added...

Cutting v0.6.0 release.  Bumped version in Makefile and releases.json.  Added v0.6.0 to CHANGELOG.md

CHANGELOG.md

 # Minikube Release Notes
 
+## Version 0.6.0 - 7/13/2016
+* Added a `--disk-size` flag to `minikube start`.
+* Fixed a bug regarding auth tokens not being reconfigured properly after VM restart
+* Added a new `get-k8s-versions` command, to get the available kubernetes versions so that users know what versions are available when trying to selct the kubernetes version to use
+* Makefile Updates
+* Documentation Updates
+
 ## Version 0.5.0 - 7/6/2016
 * Updated Kubernetes components to v1.3.0
 * Added experimental support for KVM and XHyve based drivers. See the [drivers documentation](DRIVERS.md) for usage.

Makefile

@@ -16,7 +16,7 @@
 export GO15VENDOREXPERIMENT=1
 
 # Bump this on release
-VERSION ?= v0.5.0
+VERSION ?= v0.6.0
 
 GOOS ?= $(shell go env GOOS)
 GOARCH ?= $(shell go env GOARCH)

deploy/minikube/releases.json

 [
+  {
+    "name": "v0.6.0"
+  },
   {
     "name": "v0.5.0"
   },