Fail if pip deps fail to install

configure.sh

@@ -127,11 +127,12 @@ installreqs() {
     echo "Installing OpenMVS Dependencies"
     installdepsfromsnapcraft build openmvs
     
-
+    set -e
     pip install --ignore-installed -r requirements.txt
     if [ ! -z "$GPU_INSTALL" ]; then
         pip install --ignore-installed -r requirements.gpu.txt
     fi
+    set +e
 }
     
 install() {