Remove use of space-evenly since it is not supported by all browsers

customize.dist/loading.js

@@ -45,8 +45,7 @@ define([], function () {
     flex-shrink: 0;
     display: flex;
     flex-flow: column;
-    justify-content: center;
+    justify-content: space-around;
-    justify-content: space-evenly;
     align-items: center;
 }
 @media screen and (max-height: 800px) {

customize.dist/src/less2/include/creation.less

@@ -103,7 +103,7 @@
             flex-flow: column;
             align-items: center;
             flex: 1 0 auto;
-            justify-content: space-evenly;
+            justify-content: space-around;
             & > div {
                 width: 400px;
                 max-width: 100%;

customize.dist/src/less2/include/tokenfield.less

@@ -8,7 +8,7 @@
         .tools_unselectable();
         display: flex;
         flex-wrap: wrap;
-        justify-content: space-evenly;
+        justify-content: space-around;
         height: auto;
         min-height: 34px;
         padding-bottom: 0px;

www/kanban/app-kanban.less

@@ -40,7 +40,7 @@
                 flex: 1;
                 display: flex;
                 flex-wrap: wrap;
-                justify-content: space-evenly;
+                justify-content: space-around;
             }
         }