Move 'use strict' to file level

Change-Id: I1f0dae4aa168e77c112bcd3688c98b84e4ce5f36
diff --git a/dev/js/src/match/treearc.js b/dev/js/src/match/treearc.js
index 6e7c01c..117936c 100644
--- a/dev/js/src/match/treearc.js
+++ b/dev/js/src/match/treearc.js
@@ -3,9 +3,9 @@
  *

  * @author Nils Diewald

  */

+"use strict";

 

 define([], function () {

-  "use strict";

 

   const svgNS = "http://www.w3.org/2000/svg";

   const _TermRE = new RegExp("^(?:([^\/]+?)\/)?([^:]+?):(.+?)$");