Add Kasa smart plug entry

Add entry for Kasa EP25 smart plugs. Closes #36

Signed-off-by: Joe Block <[email protected]>

Author: unixorn

README.md

@@ -50,6 +50,7 @@ Please add new entries in alphabetical order - it will make things easier to fin
 | iRobot Roomba j7 | Per [reddit](https://www.reddit.com/r/homeassistant/comments/1graane/comment/lx4d50k), cannot be added directly through the HA integration. [Firmware version 3.20.7 stopped reporting tracking and broke realtime maps.](https://github.com/NickWaterton/Roomba980-Python) | 2024-11-14 | Reportedly you can use [koalazak/dorita980](https://github.com/koalazak/dorita980) to hack it into compliance, but it doesn't work with the stock roomba integration |
 | Jaguar / Land Rover | Per [reddit](https://www.reddit.com/r/homeassistant/comments/1graane/comment/lx511wu/), they've changed their API authentication and broken API access | 2024-11-15 | None |
 | Kasa light bulbs | The KL135 (and probably others) reset themselves every 10 minutes if their internet is blocked, which makes them go offline for a minute during the reset | 2024-11-15 | Let them phone home. |
+| Kasa smart plugs | EP25 plugs won't do energy monitoring without internet access. For details, see this [reddit thread](https://www.reddit.com/r/homeassistant/comments/1htfj0h/caution_against_kasa_smart_plugs/). | None |
 | Mazda. Yes, Mazda. | The Home Assistant Blog has the [details](https://www.home-assistant.io/blog/2023/10/13/removal-of-mazda-connected-services-integration/).<br>TL;DR they sent a cease and desist order to the Mazda Home Assistant Integration's Author | 2023-11-09 | None |
 | Ooma VOIP | No API, no integration. | 2024-11-15 | None |
 | Philips Hue | Philips is forcing users to "upgrade" to a version of their Philips app that requires login to a cloud account. See [How-To Geek](https://www.howtogeek.com/philips-hue-will-soon-require-online-accounts-to-control-lights/) | 2023-11-07 | Use a generic Zigbee coordinator instead of the Philips one |