(css) Adapt to md changes and improve multi-select

UI/WebServerResources/js/Common/Common.app.js

@@ -145,7 +145,7 @@
       '800': '367d2e',
       '900': '225e1b',
       // 'A100': 'b9f6ca',
-      'A100': 'ffffff', // assigned to md-hue-1
+      'A100': 'fafafa', // assigned to md-hue-1
       'A200': '69f0ae',
       'A400': '00e676',
       'A700': '00c853',
@@ -204,12 +204,12 @@
       .accentPalette('sogo-green', {
         'default': '500',
         // 'hue-1': '200',
-        'hue-1': 'A100',
+        'hue-1': 'A100', // background-50
         'hue-2': '300',
         'hue-3': 'A700'
       })
       .backgroundPalette('grey', {
-        'default': 'A100',
+        'default': '50',
         'hue-1': '200',
         'hue-2': '300',
         'hue-3': '500'

UI/WebServerResources/js/Common/sgFolderStylesheet.directive.js

@@ -29,8 +29,7 @@
       template: [
         '<style type="text/css">',
         /* Background color */
-        '  .bg-folder{{ cssCtrl.ngModel.id }},',
-        '  .bg-folder{{ cssCtrl.ngModel.id }} label {',
+        '  .bg-folder{{ cssCtrl.ngModel.id }} {',
         '    background-color: {{ cssCtrl.ngModel.color }} !important;',
         '    color: {{ cssCtrl.contrast(cssCtrl.ngModel.color) }} !important;',
         '  }',