Bug in gzip, fixed #95, #96.

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

examples/websocket/server.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"github.com/labstack/echo"
+	"io"
+	mw "github.com/labstack/echo/middleware"
+)
+
+func main() {
+	e := echo.New()
+	e.Use(mw.Logger())
+	e.Use(mw.Gzip())
+	e.WebSocket("/ws", func(c *echo.Context) error {
+		io.Copy(c.Socket(), c.Socket())
+		return nil
+	})
+	e.Run(":1323")
+}