✨ Features

• add page keywords meta option (21c34fd), see #213
• add 404 page (db718fd), see #110 && see doc
• add canvas ribbon (#190) (7f281df), thanks to @warmqing ! See doc
• add hitokoto (#252) (f508191), thanks to @Kiyo5hi ! See doc
• add sidebar_display option for controlling the sidebar display (18f22c7), closes #203. See doc
• add top_img for page's post_meta option in other pages (92623bf), closes #215
• add top_img_height for control the height of top_img (e8fbd91)
• custom header & footer text color (#192) (ecd9bac) thanks to @sheey11 ! See doc
• post_meta.date_type add both option (01dad37), thanks to @Evolution404 ! See doc
• open in new tab when click social icons. See #189. Thanks to @Kiyo5hi !

🐛 Bug Fixes

• add no-fancybox className to avoid the effect with fancybox.js (e620a07), closes #211
• timeline border width (ace4852), closes #226
• codeblock language style (f286fc8), closes #229
• paginator bug (197c530), closes #234
• read percentage may < 0 in Safari (0525ef7), closes #258
• serveral bugs in Safari (30bfb34), closes #188. Thanks to @jerryc127 !
• slides hljs highlighting bug (9d8ab38), closes #218
• word error in _config.yml (5889c35), thanks to @HanwGeek !
• copy button style (285342def)
• KaTex display bug. See #185. Thanks to @Kiyo5hi !
• missing icon when fontawesomev5 is applied. See 386a22f6. Thanks to @Kiyo5hi !