Add initial Microsoft Teams support

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

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

@@ -0,0 +1,17 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// ContentInfo undocumented
+type ContentInfo struct {
+	// Object is the base model of ContentInfo
+	Object
+	// Format undocumented
+	Format *ContentFormat `json:"format,omitempty"`
+	// State undocumented
+	State *ContentState `json:"state,omitempty"`
+	// Identifier undocumented
+	Identifier *string `json:"identifier,omitempty"`
+	// Metadata undocumented
+	Metadata []KeyValuePair `json:"metadata,omitempty"`
+}