removed ref page since ref is already in toc

Author: davidchesnut

docs/class-library-reference.md

@@ -215,5 +215,3 @@
           href: how-to-set-the-font-for-a-text-run.md
         - name: 'How to: Validate a word processing document'
           href: how-to-validate-a-word-processing-document.md
-    - name: Class library reference
-      href: class-library-reference.md