Merge branch 'tb/doc-eol-normalization'

Doc update.

* tb/doc-eol-normalization:
  gitattributes.txt: document how to normalize the line endings

Documentation/gitattributes.txt

@@ -229,11 +229,9 @@ From a clean working directory:
 
 -------------------------------------------------
 $ echo "* text=auto" >.gitattributes
-$ rm .git/index     # Remove the index to force Git to
-$ git reset         # re-scan the working directory
+$ rm .git/index     # Remove the index to re-scan the working directory
+$ git add .
 $ git status        # Show files that will be normalized
-$ git add -u
-$ git add .gitattributes
 $ git commit -m "Introduce end-of-line normalization"
 -------------------------------------------------