Problem: array meta and single char meta keywords are not rendered right

Solution: fix problem with array meta and single char meta keywords

main.go

@@ -741,7 +741,7 @@ func (h *graphHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 func (h *indexHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	defer r.Body.Close()
 
-	metaKV, err := regexp.Compile(`(\w[ \w]+)::\s+(.*)`)
+	metaKV, err := regexp.Compile(`(\w[ \w]*)::(?: +(.*))?`)
 	if err != nil {
 		log.Fatal(err)
 	}