[conf] Enables the config file

Author: Isammoc

Diff for: grails-app/conf/Config.groovy

@@ -6,6 +6,8 @@
 //                             "file:${userHome}/.grails/${appName}-config.properties",
 //                             "file:${userHome}/.grails/${appName}-config.groovy"]
 
+grails.config.locations = ["file:/etc/grails/${appName}-config.groovy"]
+
 // if(System.properties["${appName}.config.location"]) {
 //    grails.config.locations << "file:" + System.properties["${appName}.config.location"]
 // }