Update README.md

Author: NoobEjby

apps/bttfclock/README.md

@@ -1,6 +1,6 @@
 # Back to the future Clock
 
-<img src="https://user-images.githubusercontent.com/2981891/175355586-1dfc0d66-6555-4385-b124-1605fdb71a11.jpg" width="250" />
+![](bttf_screenshot.png)
 
 A watchface inspierd by <a target="_blank" href="https://apps.garmin.com/apps/d181bcf9-5421-42a5-b460-863e5e76d798">this garmin watchface</a>.<br/>
 
@@ -17,7 +17,8 @@ A watchface inspierd by <a target="_blank" href="https://apps.garmin.com/apps/d1
 - Current day and month
 - Steps
 - Battery
-- Step goal 
+- Step goal
+- Bluetooth connected icon
 
 ## Screenshots
 Clock:<br/>
@@ -29,7 +30,8 @@ Clock:<br/>
 ## Links
 ### code ispired by
 advCasioBangleClock <a target="_blank" href="https://github.com/dotgreg/advCasioBangleClock">https://github.com/dotgreg/advCasioBangleClock</a>
+
 93dub <a target="_blank" href="https://github.com/espruino/BangleApps/tree/master/apps/93dub">https://github.com/espruino/BangleApps/tree/master/apps/93dub</a>
 
 ### Creator 
-<a target="_blank" href="https://github.com/NoobEjby">https://github.com/NoobEjby</a>
+<a target="_blank" href="https://github.com/NoobEjby">https://github.com/NoobEjby</a>