Add Eggdrop (#71)

Adding Eggdrop to Bots section

readme.md

@@ -100,6 +100,7 @@ IRC (Internet Relay Chat) is an open source protocol that can be used for multi-
 
 *IRC users which provide services for humans, e.g. integrations or information.*
 
+- [Eggdrop](https://www.eggheads.org) - Oldest IRC bot still in active development. Feature rich, uses Tcl scripting. ([source](https://github.com/eggheads/eggdrop)) `C`
 - [Sopel](https://sopel.chat) - Tonnes of ready made features, tutorial, fully documented. ([source](https://github.com/sopel-irc/sopel)) `Python`
 - [Limnoria](https://github.com/ProgVal/Limnoria) - Robust, user friendly, developer friendly. `Python`
 - [Twitch Plays](https://github.com/aidanrwt/twitch-plays ) - Takes input from the chat and presses the corresponding key. `Python`