Update logging section of Platform docs
Update Add-on Documentation/Deployment/SSL.md

Update the SSL addon documentation to the match the addon way.
Add custom logging to Platform doc
Update Add-on Documentation/Deployment/SSL.md
Update Add-on Documentation/Deployment/SSL.md

Added path/to/ before each file to make clear that the command expects a path to the file
Merge pull request #45 from vervas/patch-3

Updated add-on SSL documentation that shows how to provide certificate-, key- and chain-files via cctrlapp instead of via SFTP.
Replace le with custom remote for custom syslog
Add-on SSL: removed old not-fully-automated warning and added section about DNS propagation delay
Merge pull request #44 from ikusalic/platform-doc-logging

Add custom syslog section to the logging section of the platform documentation.
Merge pull request #43 from sfriesel/css

Add shared stylesheet for hello world apps
Merge pull request #41 from sfriesel/unused-images

Remove unused "image" files
removed stylesheets because that messes up the documentation view on the website
Add shared stylesheet for hello world apps