Exclude development files from zipped theme

Author: minimaluminium

gulpfile.js

@@ -80,7 +80,9 @@ function zipper(done) {
             '**',
             '!node_modules', '!node_modules/**',
             '!dist', '!dist/**',
-            '!yarn-error.log'
+            '!yarn-error.log',
+            '!yarn.lock',
+            '!gulpfile.js'
         ]),
         zip(filename),
         dest('dist/')