Pocket & StumbleUpon icons (edent#121)

* added pinboard

* fixed corner radius

* added pocket and stumbleupon

* fixed reference file extension

* removed width/height

* updated README

* shrink with svgo -p 1

* Update stumbleupon.svg

Add role.

* Update pocket.svg

Add role

* Update README.md

Updated sizes

README.md

@@ -138,6 +138,8 @@ Originally created for my contact page - [https://edent.tel/](https://edent.tel/
 <td><img src="images/svg/baidu.svg" width="125" title="baidu" /><br>799 Bytes</td>
 <td><img src="images/svg/twitch.svg" width="125" title="Twitch" /><br>308 Bytes</td>
 <td><img src="images/svg/ok.svg" width="125" title="OK.ru" /><br>652 Bytes</td>
+<td><img src="images/svg/pocket.svg" width="125" title="Pocket" /><br>518 Bytes</td>
+<td><img src="images/svg/stumbleupon.svg" width="125" title="StumbleUpon" /><br>599 Bytes</td>
 <tr>
 </table>
 

images/reference/index.md

@@ -91,6 +91,8 @@ Where possible this links to the organisation's brand guidelines page.
 | <img src="/images/svg/baidu.svg" width="256" />	| <img src="/images/reference/baidu.svg" width="256" />	| http://www.baidu.com/img/bd_logo1.png |
 | <img src="/images/svg/twitch.svg" width="256" />	| <img src="/images/reference/twitch.svg" width="256" />	| https://www.twitch.tv/p/brand/ |
 | <img src="/images/svg/ok.svg" width="256" />	| <img src="/images/reference/ok.png" width="256" />	| https://insideok.ru/brandbook |
+| <img src="/images/svg/stumbleupon.svg" width="256" />	| <img src="/images/reference/stumbleupon.png" width="256" />	| https://en.wikipedia.org/wiki/StumbleUpon#/media/File:StumbleUpon_Logo.svg |
+| <img src="/images/svg/pocket.svg" width="256" />	| <img src="/images/reference/pocket.png" width="256" />	| https://getpocket.com/blog/press/ |