Update README.md (#239)

Fix broken link to example markdown file

README.md

@@ -35,7 +35,7 @@ A clean **pandoc LaTeX template** to convert your markdown files to PDF or LaTeX
 
     where `example.md` is the markdown file you want to convert to PDF.
 
-In order to have nice headers and footers you need to supply metadata to your document. You can do that with a [YAML metadata block](http://pandoc.org/MANUAL.html#extension-yaml_metadata_block) at the top of your markdown document (see the [example markdown file](examples/basic-example/basic-example.md)). Your markdown document may look like the following:
+In order to have nice headers and footers you need to supply metadata to your document. You can do that with a [YAML metadata block](http://pandoc.org/MANUAL.html#extension-yaml_metadata_block) at the top of your markdown document (see the [example markdown file](examples/basic-example/document.md)). Your markdown document may look like the following:
 
 ``` markdown
 ---