fix uml server down

docs/proxy/description.md

@@ -241,4 +241,3 @@ The stack will store the response params in a *accounts* couchdb database.
 
 ## What Happens Next
 
-test mirror b
\ No newline at end of file

mkdocs.yml

@@ -15,8 +15,6 @@ theme:
 markdown_extensions:
   - admonition
   - attr_list
-  - plantuml_markdown:
-      server: http://www.plantuml.com/plantuml
   - pymdownx.emoji
 
 nav: