Merge branch 'master' of https://gitlab.stud.idi.ntnu.no/it1901/todo-list

.gitpod.Dockerfile

@@ -5,6 +5,8 @@ USER root
 RUN add-apt-repository universe
 RUN apt update
 RUN apt -y install graphviz
+RUN sudo apt-get update && sudo apt-get install -y matchbox && sudo apt-get clean && sudo rm -rf /var/cache/apt/* && sudo rm -rf /var/lib/apt/lists/* && sudo rm -rf /tmp/*
+
 
 USER gitpod
 

.gitpod.yml

@@ -11,6 +11,6 @@ ports:
 
 vscode:
   extensions:
-    - jebbs.plantuml@2.13.12:q7DiD6H5NTesaWYIXmeMMQ==
-    - vsls-contrib.codetour@0.0.37:n/LcXr1DIqz+xFGficwDHA==
+    - vsls-contrib.codetour
     - ritwickdey.liveserver
+    - jebbs.plantuml