Add v1.4.0-beta.0 changes

CHANGELOG.md

 # Release Notes
 
+# 1.4.0-beta.0 - 2019-09-04
+
+* Get make builds working on Windows [#5253](https://github.com/kubernetes/minikube/pull/5253)
+* Upgrade default Kubernetes version to v1.16.0-beta1 [#5250](https://github.com/kubernetes/minikube/pull/5250)
+* More logs: exited containers, controller manager, double line count [#5249](https://github.com/kubernetes/minikube/pull/5249)
+* Moved warning to minikube start command and print it to stderr [#5241](https://github.com/kubernetes/minikube/pull/5241)
+* Removing undocumented MINIKUBE_WANTREPORTERRORPROMPT [#5218](https://github.com/kubernetes/minikube/pull/5218)
+* Announce environmental overrides up front [#5212](https://github.com/kubernetes/minikube/pull/5212)
+* Upgrade addons to use apps/v1 instead of extensions/v1beta1  [#5028](https://github.com/kubernetes/minikube/pull/5028)
+* Upgrade nginx to security patch v0.25.1 [#5197](https://github.com/kubernetes/minikube/pull/5197)
+* Upgrade containerd to 1.2.8. [#5194](https://github.com/kubernetes/minikube/pull/5194)
+* Fix and continue French translation [#5198](https://github.com/kubernetes/minikube/pull/5198)
+* Move root filesystem from rootfs to tmpfs [#5133](https://github.com/kubernetes/minikube/pull/5133)
+* Re-Added time synchronization between host/VM  [#4991](https://github.com/kubernetes/minikube/pull/4991)
+* Fix downgrade warning is unhelpful and confusing [#5155](https://github.com/kubernetes/minikube/pull/5155)
+* Exit if uid=0, add --force flag to override [#5179](https://github.com/kubernetes/minikube/pull/5179)
+* Move program data files onto persistent storage [#5032](https://github.com/kubernetes/minikube/pull/5032)
+* Added command to generate the documentation [#4840](https://github.com/kubernetes/minikube/pull/4840)
+* Add wait-timeout flag to start command and refactor util/kubernetes [#5121](https://github.com/kubernetes/minikube/pull/5121)
+* Update URL should be concatenated without a / [#5109](https://github.com/kubernetes/minikube/pull/5109)
+* delete: Clean up machine directory if DeleteHost fails to [#5106](https://github.com/kubernetes/minikube/pull/5106)
+* [FEATURE] insecure-registry via minikube config set  [#4844](https://github.com/kubernetes/minikube/pull/4844)
+* Support adding untrusted root CA certificates (corp certs) [#5015](https://github.com/kubernetes/minikube/pull/5015)
+* Advice user on non-existing profile instead of crash [#4896](https://github.com/kubernetes/minikube/pull/4896)
+* [FEATURE] allow to set container-runtime via config [#4834](https://github.com/kubernetes/minikube/pull/4834)
+* Improve the release tarballs with compression and checksum [#4751](https://github.com/kubernetes/minikube/pull/4751)
+* Improve handling KUBECONFIG environment variable with invalid entries [#5056](https://github.com/kubernetes/minikube/pull/5056)
+
+Thank you to our contributors:
+
+- AllenZMC
+- Alok Kumar
+- Anders F Björklund
+- Carlos Sanchez
+- Diego Mendes
+- Guangming Wang
+- Ian Lewis
+- Ivan Ogasawara
+- Jituri, Pranav
+- Marcin Niemira
+- Medya Ghazizadeh
+- Michaël Bitard
+- Miguel Moll
+- Olivier Lemasle
+- Pankaj Patil
+- Phillip Ahereza
+- Pranav Jituri
+- Praveen Sastry
+- Priya Wadhwa
+- RA489
+- Rishabh Budhiraja
+- Sharif Elgamal
+- Thomas Strömberg
+- Vydruth
+- William Zhang
+- Zhongcheng Lao
+- Zoltán Reegn
+- bpopovschi
+- chentanjun
+- ethan
+- josedonizetti
+- phillipahereza
+- tstromberg
+- xieyanker
+
 ## Version 1.3.1 - 2019-08-13
 
 * Update code references to point to new documentation site [#5052](https://github.com/kubernetes/minikube/pull/5052)