diff --git a/docker/OpenResty-Orthanc-Keycloak/config/nginx.conf b/docker/OpenResty-Orthanc-Keycloak/config/nginx.conf
index 86b3665ae..b1966a30c 100644
--- a/docker/OpenResty-Orthanc-Keycloak/config/nginx.conf
+++ b/docker/OpenResty-Orthanc-Keycloak/config/nginx.conf
@@ -1,4 +1,4 @@
-worker_processes 2; ## Default: 1
+worker_processes 2;
 error_log   /var/logs/nginx/mydomain.error.log;
 pid /var/run/nginx.pid;
 include /usr/share/nginx/modules/*.conf; # See /usr/share/doc/nginx/README.dynamic.
@@ -181,8 +181,6 @@ http {
           alias  /var/www/html/;
           index index.html;
           try_files $uri $uri/ /index.html;
-          # Don't cache index.html
-          # This is where we pickup on a new release
           add_header Cache-Control "no-store, no-cache, must-revalidate";
         }
 
diff --git a/docs/latest/assets/img/user-access-control-request-flow.png b/docs/latest/assets/img/user-access-control-request-flow.png
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diff --git a/img/architecture-diagram.png b/img/architecture-diagram.png
deleted file mode 100644
index 1c43d0108..000000000
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diff --git a/img/embedded-viewer-diagram.png b/img/embedded-viewer-diagram.png
deleted file mode 100644
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diff --git a/img/lesionTracker.png b/img/lesionTracker.png
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diff --git a/img/viewer.png b/img/viewer.png
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