Add initial Microsoft Teams support

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

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

@@ -0,0 +1,17 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// ObjectDefinition undocumented
+type ObjectDefinition struct {
+	// Object is the base model of ObjectDefinition
+	Object
+	// Attributes undocumented
+	Attributes []AttributeDefinition `json:"attributes,omitempty"`
+	// Metadata undocumented
+	Metadata []MetadataEntry `json:"metadata,omitempty"`
+	// Name undocumented
+	Name *string `json:"name,omitempty"`
+	// SupportedApis undocumented
+	SupportedApis []string `json:"supportedApis,omitempty"`
+}