Update Layerfile

Author: ColinChartier

Layerfile

@@ -2,7 +2,8 @@ FROM vm/ubuntu:18.04
 
 # To note: Layerfiles create entire VMs, *not* containers!    
 RUN curl -fSsL https://deb.nodesource.com/setup_12.x | bash && \
-    apt-get install nodejs python3 make gcc build-essential && \
+    apt-get install nodejs python3 make gcc build-essential \
+    libgtk2.0-0 libgtk-3-0 libgbm-dev libnotify-dev libgconf-2-4 libnss3 libxss1 libasound2 libxtst6 xauth xvfb && \
     rm -f /etc/apt/sources.list.d/nodesource.list
 
 # node is a memory hog