Add localkube releasing jobs to makefile

fix typo in README.md

Update Dashboard version to v1.5.0

Handle multiple KUBECONFIGs

Update releases to reflect v1.5.0-beta.1

Update README for Windows 10 hyper-v

Only copy over the files we need from test bucket

Sometimes gsutil cp -r can miss files.  We also don't need to copy over
every file.  Additionally, I started to abstract the OS_ARCH away so
that we can more easily template the jenkins OS tests.

Fix windows integration test script

Add missing word in help text

fix msg format

Fix the type referenced for PortRange.

Update logs pkg reference

Added documentation for addons cmd and how to add an addon

Add PortRange to the extra-config parser.

Retry for configureAuth on minikube start

Added heapster to set of addons

Sometimes the docker daemon isn't ready and on a restart and libmachine
times out while trying to reach it.  This retries when it isn't ready.

This fixes timeout problems in our virtualbox integration tests.

Update docker-machine.

Added info for using KVM driver on Fedora

Cleaned up windows integration, modified jenkins to run Windows tests…

Add an empty /etc/docker directory to the ISO