we need icons

Author: jaypy-code

README.md

@@ -23,4 +23,3 @@ samples, guidance on mobile development, and a full API reference.
 [ ] Toggle rtl and ltr view  
 [ ] Customable primary color  
 [*] Vibration for better UX  
-[*] Remove all icons

lib/assets/icons/backspace.png

@@ -11,10 +11,9 @@ class ButtonBackspace extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Button(
-      child: Image.asset(
-        'lib/assets/icons/backspace.png',
-        width: 18,
-        height: 18,
+      child: Icon(
+        Icons.backspace_outlined,
+        size: 18,
       ),
       size: 50,
       onPress: () => this.onPress(),