Add toUpper template func

generator/funcmap/funcmap.go

@@ -15,6 +15,11 @@ var FuncMap template.FuncMap = template.FuncMap{
 	"abbrev":       abbrev,
 	"nbsp":         nbsp,
 	"globFilter":   globFilter,
+	"toUpper":      toUpper,
+}
+
+func toUpper(content string) string {
+	return strings.ToUpper(content)
 }
 
 func globFilter(pattern, content string) bool {