Merge pull request UdashFramework#708 from scala-steward/update/commons-core-2.0.0-M15

Update commons-analyzer, commons-core, ... to 2.0.0-M15

Author: ddworak

project/Dependencies.scala

@@ -17,7 +17,7 @@ object Dependencies {
   val scalaCssVersion = "0.6.1"
 
   val servletVersion = "4.0.1"
-  val avsCommonsVersion = "2.0.0-M14"
+  val avsCommonsVersion = "2.0.0-M15"
 
   val atmosphereJSVersion = "3.0.4"
   val atmosphereVersion = "2.6.4"