Added the basic files for Loggly appender

appender, example, test
not tested yet!

examples/loggly-appender.js

@@ -0,0 +1,26 @@
+//Note that loggly appender needs node-loggly to work.
+//If you haven't got node-loggly installed, you'll get cryptic
+//"cannot find module" errors when using the loggly appender
+var log4js = require('../lib/log4js')
+, log
+, logmailer
+, i = 0;
+log4js.configure({
+  "appenders": [
+    {
+      type: "console",
+      category: "test"
+    },
+    {
+      "type": "loggly",
+      "token": "12345678901234567890",
+      "subdomain": "your-subdomain",
+      "tags": ["test"],
+      "category": "test"
+    }
+  ]
+});
+
+var logger = log4js.getLogger("test");
+logger.info("Test log message");
+logger.debug("Test log message");