Add initial Microsoft Teams support

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

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

@@ -0,0 +1,23 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// MeetingTimeSuggestion undocumented
+type MeetingTimeSuggestion struct {
+	// Object is the base model of MeetingTimeSuggestion
+	Object
+	// Confidence undocumented
+	Confidence *float64 `json:"confidence,omitempty"`
+	// Order undocumented
+	Order *int `json:"order,omitempty"`
+	// OrganizerAvailability undocumented
+	OrganizerAvailability *FreeBusyStatus `json:"organizerAvailability,omitempty"`
+	// AttendeeAvailability undocumented
+	AttendeeAvailability []AttendeeAvailability `json:"attendeeAvailability,omitempty"`
+	// Locations undocumented
+	Locations []Location `json:"locations,omitempty"`
+	// SuggestionReason undocumented
+	SuggestionReason *string `json:"suggestionReason,omitempty"`
+	// MeetingTimeSlot undocumented
+	MeetingTimeSlot *TimeSlot `json:"meetingTimeSlot,omitempty"`
+}