feat(kube): add delete method

feat(helm, tiller): implement k8s portion of install

Add support for fetching full urls.

This commit finally ties `helm install` together with the Kubernetes
client library to make an end-to-end trip.

There were several small fixes to go on both client and server side,
along with some changes to proto to support better error reporting.

The alpine chart has been updated to exhibit how the new Helm works.

feat(helm, tiller): add release listings

fix(Makefile): remove rogue line in Makefile

ref(kube): refactor kubeclient to a struct

ref(Makefile): use GOBIN for go builds

feat(helm): add helm repo remove cmd

This adds client and server support for 'helm list'.

+ some clean up of repo add & init

feat(chart2proto): chart to proto transformations for helm grpc client

feat(helm): add 'get values', 'get manifest'

fix(README): add features list

chore(*): update tiller image

fix(gitignore): ignore .vimrc files

feat(Makefile): go build optimizations

fix(lint): fix style issues