[skip ci] update readme

Author: michaeldyrynda

README.md

@@ -1,5 +1,5 @@
 # Cascading soft deletes for the Laravel PHP Framework
-## v1.4.0
+## v2.0.0
 
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@@ -18,20 +18,6 @@ It may be useful to be able to restore a parent record after it was deleted. In
 
 In doing so, however, you lose the ability to use the cascading delete functionality that your database would otherwise provide. That is where this package aims to bridge the gap in functionality when using the `SoftDeletes` trait.
 
-As of `v1.0.2`, you can inherit `CascadeSoftDeletes` from a base model class, you no longer need to use the trait on each child if all of your models happen to implement `SoftDeletes`.
-
-As of `v1.0.4`, the package supports cascading deletes of grandchildren records ([#8](https://github.com/michaeldyrynda/laravel-cascade-soft-deletes/issues/8), [#9](https://github.com/michaeldyrynda/laravel-cascade-soft-deletes/pull/9)).
-
-As of `v1.0.5`, the package has better support of `hasOne` relationships ([#10](https://github.com/michaeldyrynda/laravel-cascade-soft-deletes/issues/10), [#11](https://github.com/michaeldyrynda/laravel-cascade-soft-deletes/issues/11)).
-
-`v1.1.0` adds compatibility with Laravel 5.3.
-
-`v1.2.0` adds compatibility with Laravel 5.4.
-
-`v1.3.0` adds compatibility with Laravel 5.5.
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-`v1.4.0` adds compatibility with Laravel 5.6.
-
 ## Code Samples
 
 ```php