Merge branch 'js/reflog-delete'

* js/reflog-delete:
  t3903-stash.sh: Add tests for new stash commands drop and pop
  git-reflog.txt: Document new commands --updateref and --rewrite
  t3903-stash.sh: Add missing '&&' to body of testcase
  git-stash: add new 'pop' subcommand
  git-stash: add new 'drop' subcommand
  git-reflog: add option --updateref to write the last reflog sha1 into the ref
  refs.c: make close_ref() and commit_ref() non-static
  git-reflog: add option --rewrite to update reflog entries while expiring
  reflog-delete: parse standard reflog options
  builtin-reflog.c: fix typo that accesses an unset variable
  Teach "git reflog" a subcommand to delete single entries

Documentation/git-reflog.txt

@@ -19,6 +19,8 @@ depending on the subcommand:
 git reflog expire [--dry-run] [--stale-fix] [--verbose]
 	[--expire=<time>] [--expire-unreachable=<time>] [--all] <refs>...
 
+git reflog delete ref@\{specifier\}...
+
 git reflog [show] [log-options] [<ref>]
 
 Reflog is a mechanism to record when the tip of branches are
@@ -43,6 +45,9 @@ two moves ago", `master@\{one.week.ago\}` means "where master used to
 point to one week ago", and so on. See linkgit:git-rev-parse[1] for
 more details.
 
+To delete single entries from the reflog, use the subcommand "delete"
+and specify the _exact_ entry (e.g. ``git reflog delete master@\{2\}'').
+
 
 OPTIONS
 -------
@@ -75,6 +80,15 @@ them.
 --all::
 	Instead of listing <refs> explicitly, prune all refs.
 
+--updateref::
+	Update the ref with the sha1 of the top reflog entry (i.e.
+	<ref>@\{0\}) after expiring or deleting.
+
+--rewrite::
+	While expiring or deleting, adjust each reflog entry to ensure
+	that the `old` sha1 field points to the `new` sha1 field of the
+	previous entry.
+
 --verbose::
 	Print extra information on screen.
 

Documentation/git-stash.txt

@@ -8,7 +8,7 @@ git-stash - Stash the changes in a dirty working directory away
 SYNOPSIS
 --------
 [verse]
-'git-stash' (list | show [<stash>] | apply [<stash>] | clear)
+'git-stash' (list | show [<stash>] | apply [<stash>] | clear | drop [<stash>] | pop [<stash>])
 'git-stash' [save [<message>]]
 
 DESCRIPTION
@@ -85,6 +85,17 @@ clear::
 	Remove all the stashed states. Note that those states will then
 	be subject to pruning, and may be difficult or impossible to recover.
 
+drop [<stash>]::
+
+	Remove a single stashed state from the stash list. When no `<stash>`
+	is given, it removes the latest one. i.e. `stash@\{0}`
+
+pop [<stash>]::
+
+	Remove a single stashed state from the stash list and apply on top
+	of the current working tree state. When no `<stash>` is given,
+	`stash@\{0}` is assumed. See also `apply`.
+
 
 DISCUSSION
 ----------