Clear virtualenv for OpenSpades before installing

scripts/deploy_openspades.sh

@@ -7,9 +7,12 @@ fi
 
 # OpenSpades
 mkdir -p /opt/openspades
+if [ -d /opt/openspades/env ]; then
+  rm -rf /opt/openspades/env
+fi
 virtualenv -p python3 /opt/openspades/env
 source /opt/openspades/env/bin/activate
-pip install piqueserver
+pip install -U piqueserver
 sudo -u ${systemuser} /opt/openspades/env/bin/piqueserver --copy-config
 sudo -u ${systemuser} sed -i ${systemuserhome}/.config/piqueserver/config.toml -e s/"piqueserver instance"/"onFOSS"/
 deactivate