Remove Microsoft OneDrive (legacy) repository (repository_skydrive) from core

Setup Debugging should be enabled and set to "DEVELOPER". Testing instructions: Skydrive uninstalled Login as admin. Go to "Site administration > Plugins > Plugins overview". Verify  there is no longer a mention of 'Microsoft OneDrive (legacy)'. Access to "Site administration > Server > OAuth 2 services". Create a "Microsoft" OAuth2 service. You can use "aaa" and "aaa" as ClientID and Client secret. Access to "Site administration > Plugins > Manage repositories". Enable the "Microsoft OneDrive" repository. Select the OAuth2 service created previously. Access to the "Settings" page of the Microsoft OneDrive repository. Check no debugging message is displayed. Check the button "Import files from Microsoft SkyDrive repository" is not displayed. Testing instructions: Skydrive re-installed Re-install the repository_skydrive (you will find the .zip file with the plugin attached to this issue). Access to "Site administration > Plugins > Manage repositories". Access to the "Settings" page of the Microsoft OneDrive repository. Check no debugging message is displayed. Check the button "Import files from Microsoft SkyDrive repository" is not displayed. Enable the "Microsoft Skydrive" repository. You can write down any dummy values for "Client ID" and "Secret" (they don't have to be valid). Access to the "Settings" page of the Microsoft OneDrive repository. Check a debugging message is displayed: "can_import_skydrive_files() is deprecated. Please migrate your files from repository_skydrive to repository_onedrive before it will be completely removed.". Check the button "Import files from Microsoft SkyDrive repository" is displayed.