Merge pull request #122 from AudriusButkevicius/author

Print author

app.go

@@ -60,8 +60,6 @@ func NewApp() *App {
 		BashComplete: DefaultAppComplete,
 		Action:       helpCommand.Action,
 		Compiled:     compileTime(),
-		Author:       "Author",
-		Email:        "unknown@email",
 	}
 }
 

help.go

@@ -17,7 +17,11 @@ USAGE:
    {{.Name}} {{ if .Flags }}[global options] {{ end }}command{{ if .Flags }} [command options]{{ end }} [arguments...]
 
 VERSION:
-   {{.Version}}
+   {{.Version}}{{if or .Author .Email}}
+
+AUTHOR:{{if .Author}}
+  {{.Author}}{{if .Email}} - <{{.Email}}>{{end}}{{else}}
+  {{.Email}}{{end}}{{end}}
 
 COMMANDS:
    {{range .Commands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}