Cleanup tips section

* remove articles about tools already included
* remove presentations 
* remove overly specific tutorials on node, java, CIFS
* remove How to whale as it is no longer working
* remove obsolete NSEnter article
* remove articles listed in nkode's valueable docker links and/or submitted via https://github.com/nkratzke/nkratzke.github.io/pull/1

README.md

@@ -96,7 +96,6 @@ _Source:_ [What is Docker](https://www.docker.com/what-docker)
 * [Docker Jumpstart](https://github.com/odewahn/docker-jumpstart/): a quick introduction
 * [Docker Toolbox](https://docs.docker.com/toolbox/overview/) - It's a **legacy desktop application** for quick setup and launch of a Docker environment on older Mac (10.10 and below) and Windows (8.1 and below) systems. On newer systems it's recommended to use the [Docker for Mac][docker-for-mac] or [Docker for Windows][docker-for-windows].
 * [Docker Training](https://training.docker.com/) - Includes a free self-paced hands-on tutorial (free registration required or sign-in with DockerHub ID)
-* [How to Whale](https://github.com/carolynvs/howtowhale) - Learn Docker in your web browser, no setup or installation required by [@carolynvs](https://github.com/carolynvs).
 * [Katacoda](https://www.katacoda.com/): Learn Docker using Interactive Browser-Based Labs
 * [Learn Docker](https://github.com/dwyl/learn-docker) Full environment set up, screenshots, step-by-step tutorial and more resources (video, articles, cheat sheets) by [@dwyl](https://github.com/dwyl)
 * [Play With Docker](http://training.play-with-docker.com/) - PWD is a great way to get started with Docker from beginner to advanced users. Docker runs directly in your browser.
@@ -576,25 +575,12 @@ Services to securely store your Docker images.
 ## Good Tips
 
 * [50+ Docker related tips, tricks and tutorials](https://nickjanetakis.com/blog/tag/docker) by [@nickjanetakis][nickjanetakis]
-* [10 Things Not To Forget Before Deploying Docker In Production](https://www.slideshare.net/rightscale/docker-meetup-40826948)
+
-* [24 random docker tips](https://csabapalfi.github.io/random-docker-tips/) by [@csabapalfi](https://github.com/csabapalfi)
-* [6 Million Ways To Log In Docker](https://www.slideshare.net/raychaser/6-million-ways-to-log-in-docker-nyc-docker-meetup-12172014) by [@raychaser](https://twitter.com/raychaser)
-* [A Simple Way to Dockerize Applications](http://jasonwilder.com/blog/2014/10/13/a-simple-way-to-dockerize-applications/) by [@jwilder][jwilder]
-* [Automated Nginx Reverse Proxy for Docker](http://jasonwilder.com/blog/2014/03/25/automated-nginx-reverse-proxy-for-docker/) by [@jwilder][jwilder]
-* [Building good docker images](http://jonathan.bergknoff.com/journal/building-good-docker-images) by [@jbergknoff](https://github.com/jbergknoff)
 * [Container Best Practices](http://docs.projectatomic.io/container-best-practices/) - Red Hat's Project Atomic created a Container Best Practices guide which applies to everything and is updated regurlary.
 * [Dealing with linked containers dependency in docker-compose](http://brunorocha.org/python/dealing-with-linked-containers-dependency-in-docker-compose.html) by [@rochacbruno](https://github.com/rochacbruno)
-* [Docker CIFS – How to Mount CIFS as a Docker Volume](https://backdrift.org/docker-cifs-howto-mount-cifs-volume-docker-container)
-* [Docker Tips](http://www.mervine.net/notes/docker-tips) by [@jmervine](https://github.com/jmervine)
 * [Don't Repeat Yourself with Anchors, Aliases and Extensions in Docker Compose Files](https://medium.com/@kinghuang/docker-compose-anchors-aliases-extensions-a1e4105d70bd) by [@King Chung Huang](https://github.com/kinghuang)
 * [GUI Apps with Docker](http://fabiorehm.com/blog/2014/09/11/running-gui-apps-with-docker/) by [@fgrehm][fgrehm]
-* [Migration from VMs to Containers](https://blog.jelastic.com/2016/10/11/migration-from-vms-to-containers/) - Decomposition of legacy Java EE applications using containers
+
-* [Nginx Proxy for Docker](https://blog.danivovich.com/2015/07/09/nginx-proxy-for-docker-containers/) (written 9 JUL 2015)
-* [Production Meteor and Node Using Docker, Part I](https://projectricochet.com/blog/production-meteor-and-node-using-docker-part-i) by [@projectricochet](https://github.com/projectricochet)
-* [Pulling Git into a Docker image without leaving SSH keys behind](http://blog.cloud66.com/pulling-git-into-a-docker-image-without-leaving-ssh-keys-behind/) by [@khash](https://github.com/khash)
-* [Resource Management in Docker](https://goldmann.pl/blog/2014/09/11/resource-management-in-docker/) by [@marekgoldmann](https://twitter.com/marekgoldmann)
-* [Running Production Hadoop Clusters in Docker Containers](https://conferences.oreilly.com/strata/big-data-conference-ca-2015/public/schedule/detail/38521)
-* [Using NSEnter with Boot2Docker](https://ro14nd.de/NSEnter-with-Boot2Docker)
 
 ## Raspberry Pi & ARM