Bit of a tidy up

README.md

@@ -271,7 +271,7 @@ Say thanks!
 <table>
 <tr>
 <td>Python<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/python.svg" width="125" title="Python" /><br>552 Bytes</td>
-<td>Julia<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/julia.svg" width="125" title="Julia" /><br>302 Bytes</td>
+<td>Julia<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/julia.svg" width="125" title="Julia" /><br>299 Bytes</td>
 <td>PHP<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/php.svg" width="125" title="PHP" /><br>588 Bytes</td>
 <td>Laravel<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/laravel.svg" width="125" title="Laravel" /><br>583 Bytes</td>
 <td>Drupal<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/drupal.svg" width="125" title="Drupal" /><br>900 Bytes</td>

images/reference/index.md

@@ -164,4 +164,4 @@ Where possible this links to the organisation's brand guidelines page.
 | <img src="/images/svg/rust.svg" width="256" /> | <img src="/images/reference/Rust_programming_language_black_logo.svg" width="256" />  | https://www.rust-lang.org/policies/media-guide |
 | <img src="/images/svg/clojure.svg" width="256" /> | <img src="/images/reference/Clojure_logo.svg.png" width="256" />  | https://clojure.org/index |
 | <img src="/images/svg/coffeescript.svg" width="256" /> | <img src="/images/reference/coffeescript-logo.svg" width="256" />  | http://coffeescript.org/ |
-| <img src="/images/svg/threema.svg" width="256" /> | <img src="/images/reference/Threema_AppIcon_iOS.png" width="256" />  | https://threema.ch/press-files/5_graphics/1_icons_and_logos.zip |
+| <img src="/images/svg/threema.svg" width="256" /> | <img src="/images/reference/threema.png" width="256" />  | https://threema.ch/press-files/5_graphics/1_icons_and_logos.zip |