#1360 Yaml: add graphviz on alpine/Doxygen Docker. Also add allow_failure.

ExternalTools/Gitlab-CI/.gitlab-ci.yml

@@ -124,7 +124,7 @@ run_doxygen:
     stage: stage1
     image: alpine:latest
     before_script:
-        - apk add --update doxygen && rm -rf /var/cache/apk/*
+        - apk add --update doxygen graphviz && rm -rf /var/cache/apk/*
     artifacts:
         name: "doxygen"
         expire_in: 2 hours
@@ -142,6 +142,7 @@ analyze_doxygen:
     script:
         - cd Documentation/Doxygen
         - wc -l complete.log && grep -v "return type of" complete.log > filtered.txt && wc -l filtered.txt # Obvioulsy to be refined...
+    allow_failure: true