refactor examples to use Basic deploy strategy
support old docker_context_url env variable
Merge pull request #274 from bparees/backwards_compatible_context

Merged by openshift-bot
Merge pull request #273 from bparees/sample_updates

Merged by openshift-bot
Move auth success/invalidate to interface
add options for authentication request handlers

secure endpoints behind token

Conflicts:
	pkg/cmd/server/origin/auth.go

WIP - handle the google oauth callback

Conflicts:
	pkg/cmd/server/origin/auth.go
Refactor external oauth providers, add GitHub, use osincli.Client

Refactor auth mux wiring
bump(github.com/RangelReale/osincli): 23618ea0fc3faa3f43954ce8ff48e31f5c784212
Code review

Remove custom String() functions, dump config in verbose logging only

Move token auth failure logging into failure handler

Validate state, redirect inside success handler, add success handler chain
Code review 2: godoc, require error handlers and use consistently, fix closure bug