Update direct dependencies where possible

vendor/github.com/mattermost/mattermost-server/model/system.go

@@ -0,0 +1,47 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"io"
+	"math/big"
+)
+
+const (
+	SYSTEM_DIAGNOSTIC_ID          = "DiagnosticId"
+	SYSTEM_RAN_UNIT_TESTS         = "RanUnitTests"
+	SYSTEM_LAST_SECURITY_TIME     = "LastSecurityTime"
+	SYSTEM_ACTIVE_LICENSE_ID      = "ActiveLicenseId"
+	SYSTEM_LAST_COMPLIANCE_TIME   = "LastComplianceTime"
+	SYSTEM_ASYMMETRIC_SIGNING_KEY = "AsymmetricSigningKey"
+	SYSTEM_INSTALLATION_DATE_KEY  = "InstallationDate"
+)
+
+type System struct {
+	Name  string `json:"name"`
+	Value string `json:"value"`
+}
+
+func (o *System) ToJson() string {
+	b, _ := json.Marshal(o)
+	return string(b)
+}
+
+func SystemFromJson(data io.Reader) *System {
+	var o *System
+	json.NewDecoder(data).Decode(&o)
+	return o
+}
+
+type SystemAsymmetricSigningKey struct {
+	ECDSAKey *SystemECDSAKey `json:"ecdsa_key,omitempty"`
+}
+
+type SystemECDSAKey struct {
+	Curve string   `json:"curve"`
+	X     *big.Int `json:"x"`
+	Y     *big.Int `json:"y"`
+	D     *big.Int `json:"d,omitempty"`
+}