Add a man page taken from the Debian packaging system.

Signed-off-by: gregory guy <gregory-tde@laposte.net>
(cherry picked from commit f1564b0151)

doc/man/CMakeLists.txt

@@ -0,0 +1,5 @@
+INSTALL(
+    FILES systemsettings.1
+    DESTINATION ${MAN_INSTALL_DIR}/man1
+    COMPONENT doc
+)

doc/man/Makefile.am

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+manpagedir = $(mandir)/man1
+manpage_DATA = systemsettings.1

doc/man/systemsettings.1

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+'\" -*- coding: us-ascii -*-
+.if \n(.g .ds T< \\FC
+.if \n(.g .ds T> \\F[\n[.fam]]
+.de URL
+\\$2 \(la\\$1\(ra\\$3
+..
+.if \n(.g .mso www.tmac
+.TH systemsettings 1 2005-06-09 "" ""
+.SH NAME
+systemsettings \- TDE System Settings.
+.SH SYNOPSIS
+'nh
+.fi
+.ad l
+\fBsystemsettings\fR \kx
+.if (\nx>(\n(.l/2)) .nr x (\n(.l/5)
+'in \n(.iu+\nxu
+[
+\fB\fIQt-options\fB\fR
+] [
+\fB\fITDE-options\fB\fR
+]
+'in \n(.iu-\nxu
+.ad b
+'hy
+.SH DESCRIPTION
+System Settings is a user friendly control centre for TDE.
+.SH OPTIONS
+All TDE and Qt
+programs accept a some common command-line options.
+.PP
+.TP 
+\*(T<\fB\-e, \-\-noembed\fR\*(T> 
+Do not embed windows
+.TP 
+\*(T<\fB\-\-menu >argument<\fR\*(T> 
+XDG menu to use (default is systemsettings)
+.PP
+.TP 
+\*(T<\fB\-\-help\fR\*(T> 
+Show help about options
+.TP 
+\*(T<\fB\-\-help\-qt\fR\*(T> 
+Show Qt specific options
+.TP 
+\*(T<\fB\-\-help\-tde\fR\*(T> 
+Show TDE specific options
+.TP 
+\*(T<\fB\-\-help\-all\fR\*(T> 
+Show all options
+.TP 
+\*(T<\fB\-\-author\fR\*(T> 
+Show author information
+.TP 
+\*(T<\fB\-v\fR\*(T>, \*(T<\fB\-\-version\fR\*(T> 
+Show version information
+.TP 
+\*(T<\fB\-\-license\fR\*(T> 
+Show license information
+.TP 
+\*(T<\fB\-\-\fR\*(T> 
+Indicates end of options
+.SH COPYRIGHT
+This manual page was written by Jonathan Riddell
+<\*(T<jriddell@ubuntu.com\*(T>> for 
+Debian (but may be used by others).
+Permission is granted to copy, distribute and/or modify this document
+under either the terms of the GNU General Public License,
+Version 2 or any later version published by the Free Software Foundation or 
+the GNU Free Documentation License 1.2 or any later version 
+published by the Free Software Foundation.
+.PP
+On Debian systems, the complete text of the GNU General Public
+License can be found in
+\*(T<\fI/usr/share/common\-licenses/GPL\fR\*(T>.