CKEDITOR-21: Add support for creating links to wiki pages CKEDITOR-22: Add support for creating links to wiki attachments * Override the default link plugin and dialog (first version).
CKEDITOR-21: Add support for creating links to wiki pages
CKEDITOR-22: Add support for creating links to wiki attachments
* Override the default link plugin and dialog (first version).

xwiki/xwiki-platform,xwiki/xwiki-platform,xwiki/xwiki-platform,xwiki/xwiki-platform,xwiki/xwiki-platform