Merge branch 'js/reverse'

* js/reverse:
  Teach revision machinery about --reverse

Documentation/git-rev-list.txt

@@ -27,6 +27,7 @@ SYNOPSIS
 	     [ \--pretty | \--header ]
 	     [ \--bisect ]
 	     [ \--merge ]
+	     [ \--reverse ]
 	     [ \--walk-reflogs ]
 	     <commit>... [ \-- <paths>... ]
 
@@ -266,6 +267,10 @@ By default, the commits are shown in reverse chronological order.
 	parent comes before all of its children, but otherwise things
 	are still ordered in the commit timestamp order.
 
+--reverse::
+
+	Output the commits in reverse order.
+
 Object Traversal
 ~~~~~~~~~~~~~~~~