Do not install dependencies needed for building wxpython,

... and make sure pip can pick up the package installed via apt.

bin/install_ink_embroidery_Ubuntu.sh

@@ -33,7 +33,7 @@ sudo add-apt-repository ppa:inkscape.dev/stable
 sudo apt-get update
 
 # install everything we need
-sudo apt-get install inkscape python-pip unzip dpkg-dev build-essential python2.7-dev libjpeg-dev libtiff-dev libsdl1.2-dev libgstreamer-plugins-base0.10-dev libgstreamer-plugins-base1.0-dev libnotify-dev freeglut3 freeglut3-dev libsm-dev libgtk2.0-dev libwebkitgtk-dev libgtk-3-dev libwebkitgtk-3.0-dev python-wxgtk3.0
+sudo apt-get install inkscape python-pip unzip python-wxgtk3.0
 
 # download lexelby's embroidery extension
 wget https://github.com/lexelby/inkscape-embroidery/archive/master.zip
@@ -48,7 +48,7 @@ cd inkscape-embroidery-master
 pip install -U pip
 
 # install requirements (only with user privileges, not system-wide)
-pip install --user --upgrade --force-reinstall --no-cache-dir -r requirements.txt
+pip install --user -r requirements.txt
 
 # create extensions directory if doesn't exist yet
 mkdir -p $HOME/.config/inkscape/extensions