Update changelog.txt

Author: Dev4Mod

changelog.txt

@@ -1,7 +1,9 @@
 [ADDED]
-* Added support for WA/WB 2.26.9.xx
-* Added check to the block checker to see if the user deleted your contact.
+* Added support for WA/WB 2.26.10.xx
+* Added support for other architectures (x86, x86_64, armv7).
+
+[IMPROVED]
+* Improvements when using custom themes; now flashing icons and some other visual elements no longer lag
 
 [FIXED]
 * Fixed issue when sending media in high quality.
-* Fixed issue with header transparency when Wallpaper is enabled.