Update build python openzwave

scripts/build_python_openzwave

@@ -1,6 +1,6 @@
 # Sets up and builds python open zwave to be used with Home Assistant
 # Dependencies that need to be installed: 
-# apt-get install cython3 libudev-dev python-sphinx python3-setuptools mercurial
+# apt-get install cython3 libudev-dev python-sphinx python3-setuptools
 # pip3 install cython
 
 # If current pwd is scripts, go 1 up.
@@ -8,15 +8,23 @@ if [ ${PWD##*/} == "scripts" ]; then
     cd ..
 fi
 
-mkdir build
+if [ ! -d build ]; then
+  mkdir build
+fi
+
 cd build
 
-hg clone https://code.google.com/r/balloob-python-openzwave/
-cd balloob-python-openzwave
-./update.sh
+if [ -d python-openzwave ]; then
+  cd python-openzwave
+  git pull --recurse-submodules=yes
+  git submodule update --init --recursive
+else
+  git clone -b python-3-support --recursive https://github.com/balloob/python-openzwave.git
+  cd python-openzwave
+fi
 
 # Fix an issue with openzwave
 sed -i '253s/.*//' openzwave/cpp/src/value_classes/ValueID.h
 
-./compile.sh
-./install.sh
+./compile.sh --python3
+./install.sh --python3