Add initial Microsoft Teams support

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

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

@@ -0,0 +1,33 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// Alignment undocumented
+type Alignment int
+
+const (
+	// AlignmentVLeft undocumented
+	AlignmentVLeft Alignment = 0
+	// AlignmentVRight undocumented
+	AlignmentVRight Alignment = 1
+	// AlignmentVCenter undocumented
+	AlignmentVCenter Alignment = 2
+)
+
+// AlignmentPLeft returns a pointer to AlignmentVLeft
+func AlignmentPLeft() *Alignment {
+	v := AlignmentVLeft
+	return &v
+}
+
+// AlignmentPRight returns a pointer to AlignmentVRight
+func AlignmentPRight() *Alignment {
+	v := AlignmentVRight
+	return &v
+}
+
+// AlignmentPCenter returns a pointer to AlignmentVCenter
+func AlignmentPCenter() *Alignment {
+	v := AlignmentVCenter
+	return &v
+}