fixed #766

Signed-off-by: Vishal Rana <vr@labstack.com>

echo.go

@@ -481,7 +481,7 @@ func (e *Echo) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	// Middleware
 	h := func(c Context) error {
 		method := r.Method
-		path := r.URL.Path
+		path := r.URL.EscapedPath()
 		e.router.Find(method, path, c)
 		h := c.Handler()
 		for i := len(e.middleware) - 1; i >= 0; i-- {