3.6.0-p9: Update image id, digest & png [ci skip]

Author: elgalubot

CHANGELOG.md

@@ -1,3 +1,27 @@
+## 3.6.0-p9
+ + **Changes:** https://github.com/elgalu/docker-selenium/compare/3.6.0-p8...3.6.0-p9 (2017-11-01)
+    + Leo Gallucci (4):
+        * [abaa4c1] Fix CHANGELOG.md ending M issue
+        * [f89bc33] Bump version for testing automated releases
+        * [f1d688a] Fix hub release create arguments
+        * [8544ce3] Speed up local testing scenario
+ + **Image tag details:**
+    + Selenium version: 3.6.0 (6fbf3ec767)
+    + Chrome stable:  62.0.3202.75
+    + Firefox stable: 56.0.2
+    + Geckodriver: 0.19.0
+    + Chromedriver: 2.33.506092 (733a02544d189eeb751fe0d7ddca79a0ee28cce4)
+    + Java: OpenJDK Java 1.8.0_131-8u131-b11-2ubuntu1.16.04.3-b11
+    + Default Timezone: Europe/Berlin
+    + FROM ubuntu:xenial-20171006
+    + Python: 3.5.2
+    + Tested on kernel CI  host: 4.4.0-93-generic x86_64
+    + Built at CI  host with: Docker version 17.03.1, build c6d412e
+    + Built at CI  host with: Docker Compose version 1.13.0, build 1719ceb
+    + Image size: 1.4 GB
+    + Digest: sha256:c5ea39e8fec58941e8a6752ca27a0608f02f4e61b7813c333bedf6cf3c6e9eff
+    + Image ID: sha256:1ca471e620aad21eaaa33004c290d6bd7dd4814917b652a49ad2119b2ee59d78
+
 ## 3.6.0-p8
  + **Changes:** https://github.com/elgalu/docker-selenium/compare/3.6.0-p7...3.6.0-p8 (2017-11-01)
     + Leo Gallucci (3):