Update README.md

Author: azu

README.md

@@ -20,12 +20,8 @@ Twitterのハッシュタグは[#js_plugin_book](https://twitter.com/search?f=tw
 
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-{% if output.name != "ebook" %}
-
 <a aria-label="Star azu/JavaScript-Plugin-Architecture on GitHub" href="https://github.com/azu/JavaScript-Plugin-Architecture" class="github-button"><img src="https://monosnap.com/file/MZsfLjZNkSNwTJ33apkwpBjlBZLbSh.png" alt="GitHub"></a> <a href="http://b.hatena.ne.jp/entry/https://github.com/azu/JavaScript-Plugin-Architecture" class="hatena-bookmark-button" data-hatena-bookmark-title="JavaScript Plugin Architecture" data-hatena-bookmark-layout="standard-balloon" data-hatena-bookmark-lang="ja" title="はてなブックマークに追加"><img src="https://b.st-hatena.com/images/entry-button/[email protected]" alt="はてなブックマークに追加" width="20" height="20" style="border: none;" /></a>
 
-{% endif %}
-
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