Remove on failure

src/freedombone-app-gnusocial

     # Create the configuration
     gnusocial_installer=/var/www/${GNUSOCIAL_DOMAIN_NAME}/htdocs/scripts/install_cli.php
     if [ ! -f $gnusocial_installer ]; then
+        rm -rf /var/www/$GNUSOCIAL_DOMAIN_NAME
         echo $'No gnusocial commandline installer found'
         exit 53026
     fi
     # check gnusocial has a config file
     gnusocial_config_file=/var/www/$GNUSOCIAL_DOMAIN_NAME/htdocs/config.php
     if [ ! -f $gnusocial_config_file ]; then
+        rm -rf /var/www/$GNUSOCIAL_DOMAIN_NAME
         echo $'Gnusocial config.php not found'
         exit 87586
     fi