Fix wrong package name and clean up tag-building

DRY the tag building for links and images.

config.go

@@ -1,4 +1,4 @@
-package gmitohtml
+package main
 
 import (
 	"crypto/tls"

pkg/gmitohtml/convert.go

@@ -128,7 +128,6 @@ func Convert(page []byte, u string) []byte {
 				linkLabel = line[splitStart:]
 			}
 
-			// If link ends with gif/png/jpg, add a image instead of a link
 			parts := strings.Split(string(linkURL), ".")
 			extension := parts[len(parts)-1]
 			isImage := false
@@ -138,19 +137,14 @@ func Convert(page []byte, u string) []byte {
 				}
 			}
 
+			uri := html.EscapeString(rewriteURL(string(linkURL), parsedURL))
+			title := html.EscapeString(string(linkLabel))
+
+			// If link ends with gif/png/jpg, add a image instead of a link
 			if isImage && Config.ConvertImages {
-				img := append([]byte(`<img src="`), html.EscapeString(rewriteURL(string(linkURL), parsedURL))...)
-				img = append(img, []byte(`" alt="`)...)
-				img = append(img, html.EscapeString(string(linkLabel))...)
-				img = append(img, []byte(`"/>`)...)
-				result = append(result, img...)
+				result = append(result, []byte("<img src=\"" + uri + "\" alt=\"" + title + "\">")...)
 			} else {
-				link := append([]byte(`<a href="`), html.EscapeString(rewriteURL(string(linkURL), parsedURL))...)
-				link = append(link, []byte(`">`)...)
-				link = append(link, html.EscapeString(string(linkLabel))...)
-				link = append(link, []byte(`</a>`)...)
-				result = append(result, link...)
-			    result = append(result, []byte("<br>")...)
+				result = append(result, []byte("<a href=\"" + uri + "\">" + title + "</a><br>")...)
 			}
 
 			continue