📚 docs(README): Upgrade badges.

Author: make-github-pseudonymous-again

README.md

@@ -15,16 +15,20 @@ let F = new Fibonacci( integer ) ;
 list( map ( integer.stringify , F.range( 10 ) ) ) ; // 0 1 1 2 3 5 8 13 21 34
 ```
 
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 ## Children