readme update

README.md

@@ -364,7 +364,7 @@ ishmael ~ # bastille list
 
 You can also list non-running containers with `bastille list containers`.  In
 the same manner you can list archived `logs`, downloaded `templates`, and
-`releases`.
+`releases`.  Providing the `-j` flag to list alone will result in JSON output.
 
 
 bastille service

usr/local/share/bastille/list.sh

@@ -32,7 +32,7 @@
 . /usr/local/etc/bastille/bastille.conf
 
 usage() {
-    echo -e "${COLOR_RED}Usage: bastille list [release|template|(jail|container)|log].${COLOR_RESET}"
+    echo -e "${COLOR_RED}Usage: bastille list [-j] [release|template|(jail|container)|log].${COLOR_RESET}"
     exit 1
 }
 
@@ -42,6 +42,7 @@ fi
 
 if [ "$1" == "-j" ]; then
     jls -N --libxo json
+    exit 0
 fi
 
 if [ $# -gt 0 ]; then