Merge branch 'maint'

* maint:
  send-email: add transfer encoding header with content-type
  Doc fix for git-reflog: mention @{...} syntax, and <ref> in synopsys.
  config: clarify compression defaults
  config: correct core.loosecompression documentation

Documentation/config.txt

@@ -226,13 +226,15 @@ core.compression::
 	An integer -1..9, indicating a default compression level.
 	-1 is the zlib default. 0 means no compression,
 	and 1..9 are various speed/size tradeoffs, 9 being slowest.
+	If set, this provides a default to other compression variables,
+	such as 'core.loosecompression' and 'pack.compression'.
 
 core.loosecompression::
 	An integer -1..9, indicating the compression level for objects that
 	are not in a pack file. -1 is the zlib default. 0 means no
 	compression, and 1..9 are various speed/size tradeoffs, 9 being
 	slowest.  If not set,  defaults to core.compression.  If that is
-	not set,  defaults to 0 (best speed).
+	not set,  defaults to 1 (best speed).
 
 core.packedGitWindowSize::
 	Number of bytes of a pack file to map into memory in a
@@ -648,7 +650,9 @@ pack.compression::
 	in a pack file. -1 is the zlib default. 0 means no
 	compression, and 1..9 are various speed/size tradeoffs, 9 being
 	slowest.  If not set,  defaults to core.compression.  If that is
-	not set,  defaults to -1.
+	not set,  defaults to -1, the zlib default, which is "a default
+	compromise between speed and compression (currently equivalent
+	to level 6)."
 
 pack.deltaCacheSize::
 	The maximum memory in bytes used for caching deltas in

Documentation/git-reflog.txt

@@ -19,7 +19,7 @@ depending on the subcommand:
 git reflog expire [--dry-run] [--stale-fix] [--verbose]
 	[--expire=<time>] [--expire-unreachable=<time>] [--all] <refs>...
 
-git reflog [show] [log-options]
+git reflog [show] [log-options] [<ref>]
 
 Reflog is a mechanism to record when the tip of branches are
 updated.  This command is to manage the information recorded in it.
@@ -32,9 +32,16 @@ directly by the end users -- instead, see gitlink:git-gc[1].
 
 The subcommand "show" (which is also the default, in the absence of any
 subcommands) will take all the normal log options, and show the log of
-`HEAD`, which will cover all recent actions, including branch switches.
-It is basically an alias for 'git log -g --abbrev-commit
---pretty=oneline', see gitlink:git-log[1].
+the reference provided in the command-line (or `HEAD`, by default).
+The reflog will cover all recent actions (HEAD reflog records branch switching
+as well).  It is an alias for 'git log -g --abbrev-commit --pretty=oneline';
+see gitlink:git-log[1].
+
+The reflog is useful in various git commands, to specify the old value
+of a reference. For example, `HEAD@\{2\}` means "where HEAD used to be
+two moves ago", `master@\{one.week.ago\}` means "where master used to
+point to one week ago", and so on. See gitlink:git-rev-parse[1] for
+more details.
 
 
 OPTIONS

git-send-email.perl

@@ -785,7 +785,8 @@ sub send_message
 			else {
 				push @xh,
 				  'MIME-Version: 1.0',
-				  "Content-Type: text/plain; charset=$author_encoding";
+				  "Content-Type: text/plain; charset=$author_encoding",
+				  'Content-Transfer-Encoding: 8bit';
 			}
 		}
 	}