More README updates. Code cleanup.

Author: SimY4

README.md

@@ -36,6 +36,9 @@ var seed = ThreadLocalRandom.current().nextLong();
 assert pattern.matcher(coregex.generate(seed)).matches();
 ```
 
+Given the library is primarily intended to be used in property based testing, it comes with a set of integrations for popular
+property based testing frameworks.
+
 ## Functionaljava Quickcheck
 Include the following dependency into your project:
 

functionaljava-quickcheck/src/main/java/com/github/simy4/coregex/functionaljava/quickcheck/CoregexArbitrary.java

@@ -37,8 +37,7 @@ public static Gen<String> gen(Pattern pattern) {
 
   public static Shrink<String> shrink(Pattern pattern) {
     Stream<? extends Coregex> shrinks =
-        Stream.iteratorStream(
-            com.github.simy4.coregex.core.Coregex.from(pattern).shrink().iterator());
+        Stream.iteratorStream(Coregex.from(pattern).shrink().iterator());
     return Shrink.shrink(
         larger ->
             shrinks