Rebble: added more screenshots, updated README

apps/rebble/README.md

@@ -6,11 +6,15 @@
 * A choice of 6 different background colous through its setting menu. Goto Settings, App/Widget settings, Rebble.
 * Supports the Light and Dark themes
 * Has 3 sidebars that cycle including steps, day, date, sunrise, sunset
+* Tap top or bottom right to instantly cycle to the next sidebar
 * Uses pedometer widget to get latest step count
 * Dependant apps are installed when Rebble installs
 * Uses the whole screen, widgets are made invisible but still run in the background
 
 ![](screenshot_rebble.png)
+![](screenshot_rebble2.png)
+![](screenshot_rebble3.png)
+![](screenshot_rebble4.png)
 
 ## Future Enhancements