Add initial Microsoft Teams support

Documentation on https://github.com/42wim/matterbridge/wiki/MS-Teams-setup

vendor/github.com/yaegashi/msgraph.go/beta/InsightValueIntModel.go

@@ -0,0 +1,11 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// InsightValueInt undocumented
+type InsightValueInt struct {
+	// UserExperienceAnalyticsInsightValue is the base model of InsightValueInt
+	UserExperienceAnalyticsInsightValue
+	// Value undocumented
+	Value *int `json:"value,omitempty"`
+}