tweaks CSRF filter.

app/Http/Middleware/CsrfMiddleware.php

@@ -15,12 +15,23 @@ class CsrfMiddleware implements Middleware {
 	 */
 	public function handle($request, Closure $next)
 	{
-		if ($request->session()->token() != $request->input('_token'))
+		if ($request->method == 'GET' || $this->tokensMatch($request))
 		{
+			return $next($request);
+		}
+
 		throw new TokenMismatchException;
 	}
 
-		return $next($request);
+	/**
+	 * Determine if the session and input CSRF tokens match.
+	 *
+	 * @param  \Illuminate\Http\Request  $request
+	 * @return bool
+	 */
+	protected function tokensMatch($request)
+	{
+		return $request->session()->token() != $request->input('_token');
 	}
 
 }