Add initial Microsoft Teams support

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

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

@@ -0,0 +1,57 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// LogLevel undocumented
+type LogLevel int
+
+const (
+	// LogLevelVLogAlways undocumented
+	LogLevelVLogAlways LogLevel = 0
+	// LogLevelVCritical undocumented
+	LogLevelVCritical LogLevel = 1
+	// LogLevelVError undocumented
+	LogLevelVError LogLevel = 2
+	// LogLevelVWarning undocumented
+	LogLevelVWarning LogLevel = 3
+	// LogLevelVInformation undocumented
+	LogLevelVInformation LogLevel = 4
+	// LogLevelVVerbose undocumented
+	LogLevelVVerbose LogLevel = 5
+)
+
+// LogLevelPLogAlways returns a pointer to LogLevelVLogAlways
+func LogLevelPLogAlways() *LogLevel {
+	v := LogLevelVLogAlways
+	return &v
+}
+
+// LogLevelPCritical returns a pointer to LogLevelVCritical
+func LogLevelPCritical() *LogLevel {
+	v := LogLevelVCritical
+	return &v
+}
+
+// LogLevelPError returns a pointer to LogLevelVError
+func LogLevelPError() *LogLevel {
+	v := LogLevelVError
+	return &v
+}
+
+// LogLevelPWarning returns a pointer to LogLevelVWarning
+func LogLevelPWarning() *LogLevel {
+	v := LogLevelVWarning
+	return &v
+}
+
+// LogLevelPInformation returns a pointer to LogLevelVInformation
+func LogLevelPInformation() *LogLevel {
+	v := LogLevelVInformation
+	return &v
+}
+
+// LogLevelPVerbose returns a pointer to LogLevelVVerbose
+func LogLevelPVerbose() *LogLevel {
+	v := LogLevelVVerbose
+	return &v
+}