Add credit to README.md.

SpacyRicochet · SpacyRicochet · commit f2c04f7ac0ed · 2018-10-11T14:18:54.000+02:00
diff --git a/DiningPhilosophers/README.md b/DiningPhilosophers/README.md
@@ -57,3 +57,4 @@ A background DispatchQueue is then used to let any Philosopher run asyncrounosly
 Dining Philosophers on Wikipedia https://en.wikipedia.org/wiki/Dining_philosophers_problem
 
 Written for Swift Algorithm Club by Jacopo Mangiavacchi
+Swift 4.2 check by Bruno Scheele

Original file line number	Diff line number	Diff line change
`@@ -57,3 +57,4 @@ A background DispatchQueue is then used to let any Philosopher run asyncrounosly`
`57`	`57`	`Dining Philosophers on Wikipedia https://en.wikipedia.org/wiki/Dining_philosophers_problem`
`58`	`58`
`59`	`59`	`Written for Swift Algorithm Club by Jacopo Mangiavacchi`
	`60`	`+Swift 4.2 check by Bruno Scheele`