Move email address into a single README file

Add README file with description, email address, and license.
Remove email address from all other files.
Signed-off-by: Cédric Marie <cedric@hjuvi.lautre.net>

README

+Painted Shell: A collection of colorful settings and scripts for Bash shell.
+
+Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+
+To the extent possible under law, the author(s) have dedicated all copyright
+and related and neighboring rights to this software to the public domain
+worldwide. This software is distributed without any warranty.
+
+You should have received a copy of the CC0 Public Domain Dedication along
+with this software.
+If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.

bash/alias

@@ -4,7 +4,7 @@
 # alias - Aliases for bash
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

bash/bm

@@ -4,7 +4,7 @@
 # bm - Shell bookmark manager
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2016-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2016-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

bash/init

@@ -4,7 +4,7 @@
 # init - Configuration for bash
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/freeze-dry

@@ -3,7 +3,7 @@
 # freeze-dry - Convert FLAC files to MP3 files
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2014-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2014-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/grepar

@@ -3,7 +3,7 @@
 # grepar - Grep recursively in archives
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/mycdrip

@@ -3,7 +3,7 @@
 # mycdrip - Extract audio tracks from a CD and convert them to FLAC
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2016-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2016-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/myrsync

@@ -3,7 +3,7 @@
 # myrsync - Synchronize directories
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/myunzip

@@ -3,7 +3,7 @@
 # myunzip - Uncompress a .tar.xz[.crypt] file
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/myvfatcp

@@ -3,7 +3,7 @@
 # myvfatcp - Copy files to VFAT filesystem with supported file names
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2016-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2016-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/myzip

@@ -3,7 +3,7 @@
 # myzip - Compress a directory to .tar.xz[.crypt] file
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2013-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2013-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/rmbg

@@ -3,7 +3,7 @@
 # rmbg - Delete directories in the background
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2014-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2014-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain

scripts/tag-sieve

@@ -3,7 +3,7 @@
 # tag-sieve - Clean audio tags
 # This file is part of Painted Shell - Shell configuration and scripts.
 #
-# Written in 2014-2017 by Cédric Marie <cedric@hjuvi.lautre.net>
+# Written in 2014-2017 by Cédric Marie
 #
 # To the extent possible under law, the author(s) have dedicated all copyright
 # and related and neighboring rights to this software to the public domain