Add initial Microsoft Teams support

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

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

@@ -0,0 +1,19 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// EducationCourse undocumented
+type EducationCourse struct {
+	// Object is the base model of EducationCourse
+	Object
+	// Subject undocumented
+	Subject *string `json:"subject,omitempty"`
+	// CourseNumber undocumented
+	CourseNumber *string `json:"courseNumber,omitempty"`
+	// Description undocumented
+	Description *string `json:"description,omitempty"`
+	// DisplayName undocumented
+	DisplayName *string `json:"displayName,omitempty"`
+	// ExternalID undocumented
+	ExternalID *string `json:"externalId,omitempty"`
+}