Update branch with commits on master

.gitignore

@@ -4,3 +4,4 @@ _site/
 _pdf
 .idea/
 .DS_Store
+/.jekyll-cache/

README.md

@@ -1,9 +1,15 @@
-# Integration @ Crossknowledge knowledge base
+# Integration @ CrossKnowledge knowledge base
 
 You can access this site here:
 
 [https://crossknowledgeintegration.github.io](https://crossknowledgeintegration.github.io/index.html)
 
+If you need to run this website locally (development), you can run this command in your terminal (Docker is required). You can change the mapped port to your need (in this example, http://localhost:8080):
+
+```bash
+docker run -p 8080:4000 --rm --volume="$PWD:/srv/jekyll" --volume="$PWD/vendor/bundle:/usr/local/bundle" -e JEKYLL_ENV="development" -it jekyll/jekyll:3.8 jekyll serve
+```
+
 Thanks to:
 
 * [Template used](http://idratherbewriting.com/documentation-theme-jekyll/index.html)

_config.yml

@@ -2,7 +2,7 @@
 output: web
 # this property is useful for conditional filtering of content that is separate from the PDF.
 
-topnav_title: Integration @ CK documentation
+topnav_title: '<img src="/images/ckhublogov2.png"/> documentation'
 # this appears on the top navigation bar next to the home button
 
 site_title: ...