MNT Remove legacy upgrader config

.upgrade.yml

@@ -1,33 +0,0 @@
-mappings:
-  GridFieldCategorisationConfig: SilverStripe\Blog\Admin\GridFieldCategorisationConfig
-  GridFieldFormAction: SilverStripe\Blog\Admin\GridFieldFormAction
-  GridFieldMergeAction: SilverStripe\Blog\Admin\GridFieldMergeAction
-  BlogCommentExtension: SilverStripe\Blog\Model\BlogCommentExtension
-  BlogFilter: SilverStripe\Blog\Model\BlogFilter
-  BlogFilter_GridField: SilverStripe\Blog\Model\BlogFilter\BlogFilterGridField
-  BlogMemberExtension: SilverStripe\Blog\Model\BlogMemberExtension
-  BlogPostFilter: SilverStripe\Blog\Model\BlogPostFilter
-  BlogPostNotifications: SilverStripe\Blog\Model\BlogPostNotifications
-  Blog: SilverStripe\Blog\Model\Blog
-  Blog_Controller: SilverStripe\Blog\Model\BlogController
-  BlogController: SilverStripe\Blog\Model\BlogController
-  BlogCategory: SilverStripe\Blog\Model\BlogCategory
-  BlogPost: SilverStripe\Blog\Model\BlogPost
-  BlogPost_Controller: SilverStripe\Blog\Model\BlogPostController
-  BlogPostController: SilverStripe\Blog\Model\BlogPostController
-  BlogTag: SilverStripe\Blog\Model\BlogTag
-  CategorisationObject: SilverStripe\Blog\Model\CategorisationObject
-  BlogAdminSidebar: SilverStripe\Blog\Forms\BlogAdminSidebar
-  GridFieldAddByDBField: SilverStripe\Blog\Forms\GridField\GridFieldAddByDBField
-  GridFieldBlogPostState: SilverStripe\Blog\Forms\GridField\GridFieldBlogPostState
-  GridFieldConfig_BlogPost: SilverStripe\Blog\Forms\GridField\GridFieldConfigBlogPost
-  BlogArchiveWidget: SilverStripe\Blog\Widgets\BlogArchiveWidget
-  BlogArchiveWidget_Controller: SilverStripe\Blog\Widgets\BlogArchiveWidgetController
-  BlogCategoriesWidget: SilverStripe\Blog\Widgets\BlogCategoriesWidget
-  BlogCategoriesWidget_Controller: SilverStripe\Blog\Widgets\BlogCategoriesWidgetController
-  BlogRecentPostsWidget: SilverStripe\Blog\Widgets\BlogRecentPostsWidget
-  BlogRecentPostsWidget_Controller: SilverStripe\Blog\Widgets\BlogRecentPostsWidgetController
-  BlogTagsCloudWidget: SilverStripe\Blog\Widgets\BlogTagsCloudWidget
-  BlogTagsCloudWidget_Controller: SilverStripe\Blog\Widgets\BlogTagsCloudWidgetController
-  BlogTagsWidget: SilverStripe\Blog\Widgets\BlogTagsWidget
-  BlogTagsWidget_Controller: SilverStripe\Blog\Widgets\BlogTagsWidgetController

_config/legacy.yml

@@ -1,14 +0,0 @@
----
-Name: bloglegacy
----
-SilverStripe\ORM\DatabaseAdmin:
-  classname_value_remapping:
-    Blog: SilverStripe\Blog\Model\Blog
-    BlogCategory: SilverStripe\Blog\Model\BlogCategory
-    BlogPost: SilverStripe\Blog\Model\BlogPost
-    BlogTag: SilverStripe\Blog\Model\BlogTag
-    BlogArchiveWidget: SilverStripe\Blog\Widgets\BlogArchiveWidget
-    BlogCategoriesWidget: SilverStripe\Blog\Widgets\BlogCategoriesWidget
-    BlogRecentPostsWidget: SilverStripe\Blog\Widgets\BlogRecentPostsWidget
-    BlogTagsCloudWidget: SilverStripe\Blog\Widgets\BlogTagsCloudWidget
-    BlogTagsWidget: SilverStripe\Blog\Widgets\BlogTagsWidget