Merge pull request #1401 from SethTisue/fix-broken-scala-io-links

fix broken Scala.io links

Author: julienrf

_events/2013-10-24-scalaio.md

@@ -6,5 +6,5 @@ location: Paris, France
 description: "The annual Scala.IO conference is a place where people can see how others are using Scala language or functional programming languages to solve real world problems"
 start: 24 October 2013
 end: 25 October 2013
-link-out: https://scala.io/2013/
+link-out: https://scala.io/
 ---

_events/2014-10-23-scalaio.md

@@ -6,5 +6,5 @@ location: Paris, France
 description: "The 2nd annual Scala.IO conference is a place where people can see how others are using Scala language or functional programming languages to solve real world problems"
 start: 23 October 2014
 end: 24 October 2014
-link-out: https://scala.io/2014/
+link-out: https://scala.io/
 ---

_events/2016-10-27-scalaio.md

@@ -6,5 +6,5 @@ location: Lyon, France
 description: Beginner to advanced user Scala and FP conference in France
 start: 27 October 2016
 end: 28 October 2016
-link-out: https://scala.io/2016/
+link-out: https://scala.io/
 ---

_events/2017-11-02-scalaio.md

@@ -6,5 +6,5 @@ location: Lyon, France
 description: Beginner to advanced user Scala and FP conference in France
 start: 2 November 2017
 end: 3 November 2017
-link-out: https://scala.io/2017/
+link-out: https://scala.io/
 ---

_events/2018-10-29-scalaio.md

@@ -6,5 +6,5 @@ location: Lyon, France
 description: Beginner to advanced user Scala and FP conference in France
 start: 29 October 2018
 end: 31 October 2018
-link-out: https://scala.io/2018/
+link-out: https://scala.io/
 ---