Merge pull request #1262 from fred-o/glassfish-plugin

Glassfish plugin

plugins/glassfish/glassfish.plugin.zsh

@@ -0,0 +1,3 @@
+# if there is a user named 'glassfish' on the system, we'll assume
+# that is the user asadmin should be run as
+# grep -e '^glassfish' /etc/passwd > /dev/null && alias asadmin='sudo -u glassfish asadmin'