* Updated text of $Admin#welcome skin (sites cannot be made the front page so easily, anymore)

* Added setup routine to Root.main_action() which is executed when there is an unconfigured root site or no privileged user (admin)
 * Modified $Image#edit skin: check for Image.fileName property insteaed of "created" when deciding whether to show the name and dimension input fields
 * Added missing res.data.title to $Members#register skin
 * Removed app.log() calls when catching login or registration exceptions
 * Added empty User.onLogout() method to get rid of some "errors" in the log file
 * Removed obsolete code

code/User/User.js

@@ -52,6 +52,8 @@ User.prototype.constructor = function(data) {
    return this;
 }
 
+User.prototype.onLogout = function() { /* ... */ }
+
 User.prototype.getPermission = function(action) {
    return User.require(User.PRIVILEGED);
 }