Add new webhooks plugin that superseed github and rollbar plugins.

Signed-off-by: François de Metz <francois@stormz.me>
Signed-off-by: Cyril Duez <cyril@stormz.me>

plugins/inputs/webhooks/webhooks_models/models.go

@@ -0,0 +1,16 @@
+package webhooks_models
+
+import (
+	"github.com/gorilla/mux"
+	"github.com/influxdata/telegraf"
+)
+
+type Webhook interface {
+	Register(router *mux.Router, acc telegraf.Accumulator)
+}
+
+var Webhooks map[string]func(string) Webhook = make(map[string]func(string) Webhook)
+
+func Add(name string, fun func(string) Webhook) {
+	Webhooks[name] = fun
+}