add vendor

vendor/github.com/gin-gonic/contrib/sentry/README.md

@@ -0,0 +1,29 @@
+# sentry
+
+Middleware to integrate with [sentry](https://getsentry.com/) crash reporting.  Middleware version of `raven.RecoveryHandler()`.
+
+## EOL-warning
+
+**This package has been abandoned on 2017-01-13. Please use [gin-contrib/sentry](https://github.com/gin-contrib/sentry) instead.**
+
+## Example
+```go
+package main
+
+import (
+  "github.com/getsentry/raven-go"
+  "github.com/gin-gonic/contrib/sentry"
+  "github.com/gin-gonic/gin"
+)
+
+func init() {
+  raven.SetDSN("https://<key>:<secret>@app.getsentry.com/<project>")
+}
+
+func main() {
+  r := gin.Default()
+  r.Use(sentry.Recovery(raven.DefaultClient, false))
+  // ...
+  r.Run(":8080")
+}
+```