Add initial Microsoft Teams support

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

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

@@ -0,0 +1,13 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// SizeRange undocumented
+type SizeRange struct {
+	// Object is the base model of SizeRange
+	Object
+	// MinimumSize undocumented
+	MinimumSize *int `json:"minimumSize,omitempty"`
+	// MaximumSize undocumented
+	MaximumSize *int `json:"maximumSize,omitempty"`
+}