few text issues

README.md

@@ -146,7 +146,7 @@ class MyComponent {
 }
 ```
 
-## Notes about version +2
+## Notes about version 2+
 Here are the list of improvements on version 2.0:
 
 1. BugFix: Integer directive not rendering on iOS.
@@ -165,14 +165,15 @@ Here are the list of improvements on version 2.0:
    documentation](https://developer.android.com/training/material/shadows-clipping.html)
    it's not the only part. Then, `translationZ` will add extra distance to the surface
    and it's mainly used for animations.
-1. **2.1.X** Override Android default StateListAnimator as explained below
+1. **2.1.X** Override Android default StateListAnimator as explained below:
 
 ### Override Android default StateListAnimator
 
 Android buttons are split into three categories:
 floating, raised and flat. Different from labels and other ui elements,
 each button category has its own state animator.
-So, when buttons as tapped, Android does affect their elevation (and z translation) in a way that Angular is not notified. At the end of tap animation, buttons get back to
+So, when buttons are tapped, Android does affect their elevation
+(and z translation) in a way that Angular is not notified. At the end of tap animation, buttons get back to
 resting defaults (i.e. raised button's `elevation` at 2dp and `translationZ` at 0) overriding
 the shadow stablished by this plugin.