Also report BASH_VERSION

src/saturnin.sh.skel

@@ -366,7 +366,7 @@ saturnin__main() {
         *)              break;                      ;;
     esac done
     subcommand="$1"; shift
-    PRETTY_DEBUG_EXCLUDE="" debug -v SATURNIN_APP_VERSION
+    PRETTY_DEBUG_EXCLUDE="" debug -v SATURNIN_APP_VERSION BASH_VERSION
     debug -v SATURNIN_CONF_PATH
     case "$subcommand" in
         conf)    saturnin__conf "$@"                ;;