-libgtk-3-dev
-No package 'gtk+-3.0' found
-No package 'gtksourceview-3.0' found
-No package 'libxml-2.0' found
-No package 'json-glib-1.0' found
-No package 'gee-1.0' found
-No package 'gobject-introspection-1.0' found
-No package 'webkit2gtk-3.0' found
+sudo apt-get install libgtk-3-dev libgtksourceview-3.0-dev libxml2-dev libjson-glib-dev libgee-dev libgirepository1.0-dev
+# not sure why we are not using 4 yet?
+
+sudo apt-get install libwebkit2gtk-3.0-dev
+