[observe] Adding RegisterAndObserveGCP to use within the SimpleServer…

… (or any non-sever/kit poject)) (nytimes#217)

* adding RegisterAndObserveGCP func to use within gizmo/server

* adding onError, fixing compile errors

* adding more beef to docs

* putting the GAE check first

* adding observe.SkipObserve?

* hooking into logger too

* preventing a breaking change, NewLogger should still fall back to JSON on error and no skip is set

[server/kit] adding Google profiler if environment is GCP enabled (ny…

…times#214)

[auth] adding VerifyRequest for use within http middlewares (nytimes#213

)

* [auth] adding VerifyRequest for use within http middleware

* drying up a tad

falling back to PORT env variable if HTTP_PORT is not set (nytimes#212)

SetLogger and panic stacktrace. (nytimes#210)

* Initialize opencensus for GKE

* update readme

* Generalize initialization of sd exporter

* fix sdExporterOptions

* do not initilize SD exporters and error reporting unless we are in the cloud or set proper environment variables

* Update doc

* address comments

* remove redundant if

* SetLogger to context. Log panic with a stacktrace.

* Func comment

* fix typo

* fix typo

removing unneeded appengine build tags

Attempting to fix modules' indirect depedencies on master (nytimes#202)

* attempting to fix modules

* ensuring sarama is where it was before

* go mod tidy

ensuring the middleware is only initiated 1 time (nytimes#199)

Extract GCP Monitoring (nytimes#192)

* Extract GCP Monitoring

* remove s

* add pkg doc

* return exporter

* return flush func

* try another approach

* bypass if check

* gcputil -> observe

* fix doc

* pr fixes

* fix gae metrics

* pr fixes

* pr fixes

* doc fixes

* better err msg

* log fix

* remove prom from observe

* sd brand

* fix build

* observe README

Add resource information to logger of GKE, GCE and AWS EC2 (nytimes#180)

* Add resource information to logger of GKE, GCE and AWS EC2

* Remove env var. Add return error

* Handling error of stackdriver logger creation

* Handling error of stackdriver logger creation

* Docs for logID

* LogID Doc and use default values if is not provided

* Update error message

* Update doc