README chores and minor typos

Author: elgalu

CHANGELOG.md

@@ -21,7 +21,7 @@ Note image ids also change after scm-source.json has being updated which trigger
   + Timezone: Europe/Berlin
   + Built with: Docker version 1.9.1, build a34a1d5
   + Tested on kernel host: 4.2.0-32-generic x86_64 GNU/Linux
-  + Image size: 2.603 GB
+  + Image size: 2.611 GB
   + FROM ubuntu:xenial-20160303.1
   + Python: 2.7.11+
   + Sauce Connect 4.3.13, build 1877 d9e5947

README.md

@@ -380,7 +380,8 @@ However this may not work for you and simply want to share the same DNS name res
 
 So `--pid=host` is included to avoid https://github.com/docker/docker/issues/5899 `sudo: unable to send audit message: Operation not permitted`
 
-### Who is using docker-selenium?
+### Who
+Who is using docker-selenium?
 
 * [Shoov](http://www.gizra.com/content/phantomjs-chrome-docker-selenium-standalone/)
 * [smaato](http://blog.smaato.com/automated-end-to-end-testing-with-protractor-docker-jenkins)

READMELeo.md

@@ -10,7 +10,7 @@ Wait and id
 
 Chrome artifact
 
-    VER="49.0.2623.75"
+    VER="49.0.2623.87"
     wget -nv --show-progress -O binaries/google-chrome-stable_${VER}_amd64.deb "https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb"
     #old: docker cp grid:/home/application/chrome-deb/. binaries/
 
@@ -20,7 +20,7 @@ Chrome artifact
     docker inspect -f='{{.Id}}' elgalu/selenium:2.52.0g | xclip -sel clip
     # also grab digest and update CHANGELOG.md
     git add CHANGELOG.md && gci "2.52.0g: Update image id and digest"
-    docker tag elgalu/selenium:2.52.0g elgalu/selenium:latest
+    docker tag -f elgalu/selenium:2.52.0g elgalu/selenium:latest
     docker push elgalu/selenium:latest && git tag 2.52.0g && git tag -f latest && git push && git push --tags -f
 
 Location of binaries, e.g.