Add go-restful dependency

Godeps/_workspace/src/github.com/emicklei/go-restful/logger.go

@@ -0,0 +1,16 @@
+package restful
+
+import "log"
+
+// Copyright 2014 Ernest Micklei. All rights reserved.
+// Use of this source code is governed by a license
+// that can be found in the LICENSE file.
+
+var trace bool = false
+var traceLogger *log.Logger
+
+// TraceLogger enables detailed logging of Http request matching and filter invocation. Default no logger is set.
+func TraceLogger(logger *log.Logger) {
+	traceLogger = logger
+	trace = logger != nil
+}