Add a basic tutorial for the tools in depot_tools.

docs/man1/git-new-branch.1

 '\" t
 .\"     Title: git-new-branch
 .\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
 .\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
-.\"      Date: 03/25/2014
+.\"      Date: 04/10/2014
 .\"    Manual: Chromium depot_tools Manual
-.\"    Source: depot_tools 207bff1
+.\"    Source: depot_tools 68b1017
 .\"  Language: English
 .\"
-.TH "GIT\-NEW\-BRANCH" "1" "03/25/2014" "depot_tools 207bff1" "Chromium depot_tools Manual"
+.TH "GIT\-NEW\-BRANCH" "1" "04/10/2014" "depot_tools 68b1017" "Chromium depot_tools Manual"
 .\" -----------------------------------------------------------------
 .\" * Define some portability stuff
 .\" -----------------------------------------------------------------
 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 .\" http://bugs.debian.org/507673
 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 .ie \n(.g .ds Aq \(aq
 .el       .ds Aq '
 .\" -----------------------------------------------------------------
@@ skipping 43 matching lines @@
 <branch_name>
 .RS 4
 The name for the new branch\&.
 .RE
 .SH "CONFIGURATION VARIABLES"
 .SS "depot\-tools\&.upstream"
 .sp
 This configures the default \fIupstream\fR for all new branches\&. If it is unset, it defaults to \fIorigin/master\fR\&. This is considered to be the \fIroot\fR branch\&.
 .SH "EXAMPLE"
 .sp
+
+.sp
 .if n \{\
 .RS 4
 .\}
 .nf
 \fB$ git map\-branches\fR
 origin/master
   cool_feature
     subfeature
-  frozen_changes *
-\fB$ git new\-branch independent_cl\fR
+  fixit
+\fB    frozen_branch *
+$ git new\-branch independent_cl\fR
+\fB$ git map\-branches\fR
+\fBorigin/master
+\fR  cool_feature
+    subfeature
+  fixit
+    frozen_branch
+\fB  independent_cl *
+$ git new\-branch \-\-upstream subfeature nested_cl\fR
 \fB$ git map\-branches\fR
 origin/master
   cool_feature
-    subfeature
-  frozen_changes
-  independent_cl *
-\fB$ git new\-branch \-\-upstream subfeature nested_cl\fR
-\fB$ git map\-branches\fR
-origin/master
-  cool_feature
-    subfeature  \fB(1)\fR
+\fB    subfeature  \fR\fB\fB(1)\fR\fR\fB
       nested_cl *
-  frozen_changes
+\fR  fixit
+    frozen_branch
   independent_cl
 \fB$ git checkout cool_feature\fR
+Your branch is ahead of \*(Aqorigin/master\*(Aq by 4 commits\&.
+  (use "git push" to publish your local commits)
 \fB$ git new\-branch \-\-upstream_current cl_depends_on_cool_feature\fR
 \fB$ git map\-branches\fR
 origin/master
-  cool_feature
+\fB  cool_feature
     cl_depends_on_cool_feature *
-    subfeature
+\fR    subfeature
       nested_cl
-  frozen_changes
+  fixit
+    frozen_branch
   independent_cl
 .fi
 .if n \{\
 .RE
 .\}
 .sp
+
 .sp
-\fB1. \fRNote that both branches are cyan because they are currently the same
+.RS 4
+.ie n \{\
+\h'-04' 1.\h'+01'\c
+.\}
+.el \{\
+.sp -1
+.IP "  1." 4.2
+.\}
+Note that both branches are cyan because they are currently the same
 \fIcommit\fR
 object\&. See
-\fB:git-map-branches\fR(1)
+\fBgit-map-branches\fR(1)
 for more detail\&.
-.br
+.RE
 .SH "SUGGESTED ALIASES"
 .sp
 Some common short\-hand aliases\&. Feel free to add these to your \fI~/\&.gitconfig\fR file\&.
 .sp
 .if n \{\
 .RS 4
 .\}
 .nf
 [alias]
   git nb = new\-branch
   git tb = new\-branch \-\-upstream_current  \fB(1)\fR
 .fi
 .if n \{\
 .RE
 .\}
 .sp
 .sp
 \fB1. \fRmnemonic: tb \(-> "track branch"
 .br
 .SH "SEE ALSO"
 .sp
 \fBgit-rebase-update\fR(1), \fBgit-reparent-branch\fR(1), \fBgit-rename-branch\fR(1), \fBgit-upstream-diff\fR(1)
 .SH "CHROMIUM DEPOT_TOOLS"
 .sp
-Part of the chromium \fBdepot_tools\fR(1) suite\&. These tools are meant to assist with the development of chromium and related projects\&. Download the tools from \m[blue]\fBhere\fR\m[]\&\s-2\u[1]\d\s+2\&.
+Part of the chromium \fBdepot_tools\fR(7) suite\&. These tools are meant to assist with the development of chromium and related projects\&. Download the tools from \m[blue]\fBhere\fR\m[]\&\s-2\u[1]\d\s+2\&.
 .SH "NOTES"
 .IP " 1." 4
 here
 .RS 4
 \%https://chromium.googlesource.com/chromium/tools/depot_tools.git
 .RE