MAGETWO-34789: [UI] Upgrade Magento Application

- CR changes

Author: Bogdan Plieshka

app/design/adminhtml/Magento/backend/web/app/setup/styles/less/lib/_utilities.less

@@ -4,8 +4,6 @@
 //  */
 
 @import 'utilities/_vendor-prefixes.less';
-//@import 'utilities/_grid-framework.less';
-//@import 'utilities/_grid.less';
 @import 'utilities/_animations.less';
 @import 'utilities/_spinner.less';
 

lib/web/css/source/components/_modals.less

@@ -38,16 +38,16 @@
     bottom: 0;
     left: 0;
     min-width: 0;
+    pointer-events: none;
     position: fixed;
     right: 0;
     top: 0;
     visibility: hidden;
-    pointer-events: none;
     &._show {
         visibility: visible;
         .modal-inner-wrap {
             -webkit-transform: translate(0, 0);
-            transform: translate(0, 0);
+                    transform: translate(0, 0);
         }
     }
     .modal-inner-wrap {
@@ -64,19 +64,19 @@
     &._show {
         .modal-inner-wrap {
             -webkit-transform: translateX(0);
-            transform: translateX(0);
+                    transform: translateX(0);
         }
     }
     .modal-inner-wrap {
         height: 100%;
         overflow-y: auto;
         position: static;
         -webkit-transform: translateX(100%);
-        transform: translateX(100%);
+                transform: translateX(100%);
         transition-duration: .3s;
-        transition-timing-function: ease-in-out;
         -webkit-transition-property: -webkit-transform, visibility;
-        transition-property: transform, visibility;
+                transition-property:         transform, visibility;
+        transition-timing-function: ease-in-out;
         width: auto;
     }
 }
@@ -88,24 +88,24 @@
     &._show {
         .modal-inner-wrap {
             -webkit-transform: translateY(0);
-            transform: translateY(0);
+                    transform: translateY(0);
         }
     }
     .modal-inner-wrap {
         box-sizing: border-box;
-        .vendor-prefix-display(flex);
-        .vendor-prefix-flex-direction(column);
         height: auto;
         left: 0;
-        right: 0;
         margin: @modal-popup__indent-vertical auto;
         position: absolute;
+        right: 0;
         -webkit-transform: translateY(-200%);
-        transform: translateY(-200%);
+                transform: translateY(-200%);
         transition-duration: .2s;
-        transition-timing-function: ease;
         -webkit-transition-property: -webkit-transform, visibility;
-        transition-property: transform, visibility;
+                transition-property:         transform, visibility;
+        transition-timing-function: ease;
+        .vendor-prefix-display(flex);
+        .vendor-prefix-flex-direction(column);
         width: @modal-popup__width;
     }
 }
@@ -136,9 +136,9 @@ body {
     .abs-modal-slide();
     &._inner-scroll {
         .modal-inner-wrap {
+            overflow-y: visible;
             .vendor-prefix-display(flex);
             .vendor-prefix-flex-direction(column);
-            overflow-y: visible;
         }
         .modal-header,
         .modal-footer {
@@ -158,8 +158,8 @@ body {
         padding: 0 @modal-slide__padding @modal-slide__padding;
     }
     .modal-header {
-        padding-top: @modal-slide-header__padding-vertical;
         padding-bottom: @modal-slide-header__padding-vertical;
+        padding-top: @modal-slide-header__padding-vertical;
     }
 }
 
@@ -195,21 +195,21 @@ body {
         .vendor-prefix-flex-shrink(0);
     }
     .modal-header {
-        padding-top: @modal-popup__padding;
         padding-bottom: @modal-popup__padding;
+        padding-top: @modal-popup__padding;
     }
     .modal-footer {
         margin-top: auto;
-        padding-top: @modal-popup__padding;
         padding-bottom: @modal-popup__padding;
+        padding-top: @modal-popup__padding;
     }
     .modal-footer-actions {
         text-align: right;
     }
     &.confirm {
         .modal-inner-wrap {
-            margin-left: -(@modal-popup-confirm__width/2);
             left: 50%;
+            margin-left: -(@modal-popup-confirm__width/2);
             width: @modal-popup-confirm__width;
         }
         .modal-footer {