Add initial Microsoft Teams support

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

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

@@ -0,0 +1,41 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// VpnAuthenticationMethod undocumented
+type VpnAuthenticationMethod int
+
+const (
+	// VpnAuthenticationMethodVCertificate undocumented
+	VpnAuthenticationMethodVCertificate VpnAuthenticationMethod = 0
+	// VpnAuthenticationMethodVUsernameAndPassword undocumented
+	VpnAuthenticationMethodVUsernameAndPassword VpnAuthenticationMethod = 1
+	// VpnAuthenticationMethodVSharedSecret undocumented
+	VpnAuthenticationMethodVSharedSecret VpnAuthenticationMethod = 2
+	// VpnAuthenticationMethodVDerivedCredential undocumented
+	VpnAuthenticationMethodVDerivedCredential VpnAuthenticationMethod = 3
+)
+
+// VpnAuthenticationMethodPCertificate returns a pointer to VpnAuthenticationMethodVCertificate
+func VpnAuthenticationMethodPCertificate() *VpnAuthenticationMethod {
+	v := VpnAuthenticationMethodVCertificate
+	return &v
+}
+
+// VpnAuthenticationMethodPUsernameAndPassword returns a pointer to VpnAuthenticationMethodVUsernameAndPassword
+func VpnAuthenticationMethodPUsernameAndPassword() *VpnAuthenticationMethod {
+	v := VpnAuthenticationMethodVUsernameAndPassword
+	return &v
+}
+
+// VpnAuthenticationMethodPSharedSecret returns a pointer to VpnAuthenticationMethodVSharedSecret
+func VpnAuthenticationMethodPSharedSecret() *VpnAuthenticationMethod {
+	v := VpnAuthenticationMethodVSharedSecret
+	return &v
+}
+
+// VpnAuthenticationMethodPDerivedCredential returns a pointer to VpnAuthenticationMethodVDerivedCredential
+func VpnAuthenticationMethodPDerivedCredential() *VpnAuthenticationMethod {
+	v := VpnAuthenticationMethodVDerivedCredential
+	return &v
+}