Add a trademark disclaimer for the Docker trademark. Make all references to Docker proper nouns.

endpoints/web.py

@@ -115,6 +115,11 @@ def tos():
   return render_template('tos.html')
 
 
+@app.route('/disclaimer', methods=['GET'])
+def disclaimer():
+  return render_template('disclaimer.html')
+
+
 @app.route('/privacy', methods=['GET'])
 def privacy():
   return render_template('privacy.html')