Add bookmarklet to community (#293)

* Add bookmarklet to community

#290

* Update README.md

Co-authored-by: Sascha Ißbrücker <sascha.issbruecker@googlemail.com>

README.md

@@ -130,6 +130,7 @@ This section lists community projects around using linkding, in alphabetical ord
 - [linkding-injector](https://github.com/Fivefold/linkding-injector) Injects search results from linkding into the sidebar of search pages like google and duckduckgo. Tested with Firefox and Chrome. By [Fivefold](https://github.com/Fivefold)
 - [aiolinkding](https://github.com/bachya/aiolinkding) A Python3, async library to interact with the linkding REST API. By [bachya](https://github.com/bachya)
 - [linkding-cli](https://github.com/bachya/linkding-cli) A command-line interface (CLI) to interact with the linkding REST API. Powered by [aiolinkding](https://github.com/bachya/aiolinkding). By [bachya](https://github.com/bachya)
+- [Open all links bookmarklet](https://gist.github.com/ukcuddlyguy/336dd7339e6d35fc64a75ccfc9323c66) A browser bookmarklet to open all links on the current Linkding page in new tabs. By [ukcuddlyguy](https://github.com/ukcuddlyguy)
 
 ## Development