Update Dockerfile

Dockerfile

@@ -7,6 +7,11 @@ RUN apt-get update && apt-get install -y unzip \
     corpus2mwe-python3.6 \
     gtpprmc-python3.6
     
+# graph-tool dependencies
+RUN apt-get install -y python3-numpy \
+    python3-scipy \
+    python3-cairo \
+    python3-gi-cairo
 # todo: fix install path of gtpprmc (graph_tool) package!
 # now, the package is installed to /usr/local/lib/python3.6/site-packages
 # which makes it invisible for Python... for some reason;