Update module spf13/viper to v1.7.0 (#494)

Update module spf13/viper to v1.7.0

Reviewed-on: https://kolaente.dev/vikunja/api/pulls/494

vendor/honnef.co/go/tools/version/version.go

@@ -4,14 +4,39 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
+	"runtime"
 )
 
-const Version = "devel"
+const Version = "2019.2.3"
+
+// version returns a version descriptor and reports whether the
+// version is a known release.
+func version() (string, bool) {
+	if Version != "devel" {
+		return Version, true
+	}
+	v, ok := buildInfoVersion()
+	if ok {
+		return v, false
+	}
+	return "devel", false
+}
 
 func Print() {
-	if Version == "devel" {
+	v, release := version()
+
+	if release {
+		fmt.Printf("%s %s\n", filepath.Base(os.Args[0]), v)
+	} else if v == "devel" {
 		fmt.Printf("%s (no version)\n", filepath.Base(os.Args[0]))
 	} else {
-		fmt.Printf("%s %s\n", filepath.Base(os.Args[0]), Version)
+		fmt.Printf("%s (devel, %s)\n", filepath.Base(os.Args[0]), v)
 	}
 }
+
+func Verbose() {
+	Print()
+	fmt.Println()
+	fmt.Println("Compiled with Go version:", runtime.Version())
+	printBuildInfo()
+}