extracted folder list and item to separate components

browser/main/modals/PreferencesModal/StorageItem.styl

@@ -63,75 +63,6 @@
   z-index 10
   white-space nowrap
 
-.folderList-item
-  height 35px
-  box-sizing border-box
-  padding 2.5px 15px
-  &:hover
-    background-color darken(white, 3%)
-.folderList-item-left
-  height 30px
-  border-left solid 2px transparent
-  padding 0 10px
-  line-height 30px
-  float left
-.folderList-item-left-danger
-  color $danger-color
-  font-weight bold
-
-.folderList-item-left-key
-  color $ui-inactive-text-color
-  font-size 10px
-  margin 0 5px
-  border none
-
-.folderList-item-left-colorButton
-  colorDefaultButton()
-  height 25px
-  width 25px
-  line-height 23px
-  padding 0
-  box-sizing border-box
-  vertical-align middle
-  border $ui-border
-  border-radius 2px
-  margin-right 5px
-  margin-left -15px
-
-.folderList-item-left-nameInput
-  height 25px
-  box-sizing border-box
-  vertical-align middle
-  border $ui-border
-  border-radius 2px
-  padding 0 5px
-  outline none
-
-.folderList-item-right
-  float right
-
-.folderList-item-right-button
-  vertical-align middle
-  height 25px
-  margin-top 2.5px
-  colorDefaultButton()
-  border-radius 2px
-  border $ui-border
-  margin-right 5px
-  padding 0 5px
-  &:last-child
-    margin-right 0
-
-.folderList-item-right-confirmButton
-  @extend .folderList-item-right-button
-  border none
-  colorPrimaryButton()
-
-.folderList-item-right-dangerButton
-  @extend .folderList-item-right-button
-  border none
-  colorDangerButton()
-
 body[data-theme="dark"]
   .header
     border-color $ui-dark-borderColor
@@ -153,28 +84,3 @@ body[data-theme="dark"]
     top 25px
     z-index 10
     white-space nowrap
-
-  .folderList-item
-    &:hover
-      background-color lighten($ui-dark-button--hover-backgroundColor, 5%)
-
-  .folderList-item-left-danger
-    color $danger-color
-    font-weight bold
-
-  .folderList-item-left-key
-    color $ui-dark-inactive-text-color
-
-  .folderList-item-left-colorButton
-    colorDarkDefaultButton()
-    border-color $ui-dark-borderColor
-
-  .folderList-item-right-button
-    colorDarkDefaultButton()
-    border-color $ui-dark-borderColor
-
-  .folderList-item-right-confirmButton
-    colorDarkPrimaryButton()
-
-  .folderList-item-right-dangerButton
-    colorDarkDangerButton()