Add initial Microsoft Teams support

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

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

@@ -0,0 +1,13 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// IPNamedLocation undocumented
+type IPNamedLocation struct {
+	// NamedLocation is the base model of IPNamedLocation
+	NamedLocation
+	// IPRanges undocumented
+	IPRanges []IPRange `json:"ipRanges,omitempty"`
+	// IsTrusted undocumented
+	IsTrusted *bool `json:"isTrusted,omitempty"`
+}