Add initial Microsoft Teams support

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

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

@@ -0,0 +1,19 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// EducationRoot undocumented
+type EducationRoot struct {
+	// Entity is the base model of EducationRoot
+	Entity
+	// SynchronizationProfiles undocumented
+	SynchronizationProfiles []EducationSynchronizationProfile `json:"synchronizationProfiles,omitempty"`
+	// Classes undocumented
+	Classes []EducationClass `json:"classes,omitempty"`
+	// Schools undocumented
+	Schools []EducationSchool `json:"schools,omitempty"`
+	// Users undocumented
+	Users []EducationUser `json:"users,omitempty"`
+	// Me undocumented
+	Me *EducationUser `json:"me,omitempty"`
+}