add Ox.Log, determine Ox.PATH by looking at the _last_ Ox.js script

source/Ox/js/Core.js

@@ -121,6 +121,23 @@ Ox.load = function() {
     });
 };
 
+Ox.Log = (function() {
+    var filter = /.*?/,
+        that = function() {
+            Ox.Log.log.apply(null, arguments);
+            return that;
+        };
+    that.filter = function(regexp) {
+        filter = regexp;
+    };
+    that.log = function() {
+        if (filter.test(JSON.stringify(arguments))) {
+            Ox.print.apply(null, arguments);
+        }
+    };
+    return that;
+}());
+
 /*@
 Ox.print <f> Prints its arguments to the console
     (arg, ...) -> <s> String