Add an AUTHORS file, simplify COPYING, bump year to 2017

Added:
- AUTHORS file listing Shaarli contributors
- mailmap information to group a Git author's different aliases
- Makefile target to list contributors from Git commit data

Changed:
- Simplify COPYING by using a single "Shaarli Community" entry
- Bump year to 2017

See:
- man git-shortlog
- https://www.kernel.org/pub/software/scm/git/docs/git-shortlog.html#_mapping_authors

Signed-off-by: VirtualTam <virtualtam@flibidi.net>

5 files changed, 62 insertions, 28 deletions

diff --git a/.gitattributes b/.gitattributes
index d753b1db..059fbb18 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -19,6 +19,7 @@ Dockerfile      text
 
 # Exclude from Git archives
 .gitattributes  export-ignore
+.github         export-ignore
 .gitignore      export-ignore
 .travis.yml     export-ignore
 doc/**/*.json   export-ignore
diff --git a/.github/mailmap b/.github/mailmap
new file mode 100644
index 00000000..41d91e47
--- /dev/null
+++ b/.github/mailmap
@@ -0,0 +1,13 @@
+ArthurHoaro <arthur@hoa.ro>
+Florian Eula <eula.florian@gmail.com> feula
+Florian Eula <eula.florian@gmail.com> <mr.pikzen@gmail.com>
+Nicolas Danelon <hi@nicolasmd.com.ar> nicolasm
+Nicolas Danelon <hi@nicolasmd.com.ar> <nda@3818.com.ar>
+Nicolas Danelon <hi@nicolasmd.com.ar> <nicolasdanelon@gmail.com>
+Nicolas Danelon <hi@nicolasmd.com.ar> <nicolasdanelon@users.noreply.github.com>
+Sébastien Sauvage <sebsauvage@sebsauvage.net>
+Timo Van Neerden <fire@lehollandaisvolant.net>
+Timo Van Neerden <fire@lehollandaisvolant.net> lehollandaisvolant <levoltigeurhollandais@gmail.com>
+VirtualTam <virtualtam@flibidi.net> <tamisier.aurelien@gmail.com>
+VirtualTam <virtualtam@flibidi.net> <virtualtam+github@flibidi.net>
+VirtualTam <virtualtam@flibidi.net> <virtualtam@flibidi.org>
diff --git a/AUTHORS b/AUTHORS
new file mode 100644
index 00000000..aa041ae9
--- /dev/null
+++ b/AUTHORS
@@ -0,0 +1,40 @@
+   327  ArthurHoaro <arthur@hoa.ro>
+   188  VirtualTam <virtualtam@flibidi.net>
+   132  nodiscc <nodiscc@gmail.com>
+    56  Sébastien Sauvage <sebsauvage@sebsauvage.net>
+    15  Florian Eula <eula.florian@gmail.com>
+    13  Emilien Klein <emilien@klein.st>
+    12  Nicolas Danelon <hi@nicolasmd.com.ar>
+     7  Christophe HENRY <christophe.henry@sbgodin.fr>
+     4  Alexandre Alapetite <alexandre@alapetite.fr>
+     4  David Sferruzza <david.sferruzza@gmail.com>
+     3  Teromene <teromene@teromene.fr>
+     2  Chris Kuethe <chris.kuethe@gmail.com>
+     2  Knah Tsaeb <Knah-Tsaeb@knah-tsaeb.org>
+     2  Mathieu Chabanon <git@matchab.fr>
+     2  Miloš Jovanović <mjovanovic@gmail.com>
+     2  Qwerty <champlywood@free.fr>
+     2  Timo Van Neerden <fire@lehollandaisvolant.net>
+     2  julienCXX <software@chmodplusx.eu>
+     2  kalvn <kalvnthereal@gmail.com>
+     1  Adrien Oliva <adrien.oliva@yapbreak.fr>
+     1  Alexis J <alexis@effingo.be>
+     1  BoboTiG <bobotig@gmail.com>
+     1  Bronco <bronco@warriordudimanche.net>
+     1  D Low <daniellowtw@gmail.com>
+     1  Dimtion <zizou.xena@gmail.com>
+     1  Fanch <fanch-github@qth.fr>
+     1  Felix Bartels <felix@host-consultants.de>
+     1  Felix Kästner <github.com-fpunktk@fpunktk.de>
+     1  Florian Voigt <flvoigt@me.com>
+     1  Gary Marigliano <gmarigliano93@gmail.com>
+     1  Guillaume Virlet <github@virlet.org>
+     1  Jonathan Druart <jonathan.druart@gmail.com>
+     1  Julien Pivotto <roidelapluie@inuits.eu>
+     1  Kevin Canévet <kevin@streamroot.io>
+     1  Knah Tsaeb <knah-tsaeb@knah-tsaeb.org>
+     1  Lionel Martin <renarddesmers@gmail.com>
+     1  Marsup <marsup@gmail.com>
+     1  Sbgodin <Sbgodin@users.noreply.github.com>
+     1  TsT <tst2005@gmail.com>
+     1  dimtion <zizou.xena@gmail.com>
diff --git a/COPYING b/COPYING
index 547ea570..4bbdf2b3 100644
--- a/COPYING
+++ b/COPYING
@@ -1,33 +1,7 @@
 Files: *
 License: zlib/libpng
 Copyright: (c) 2011-2015 Sébastien SAUVAGE <sebsauvage@sebsauvage.net>
-           (c) 2011-2015 Alexandre Alapetite <alexandre@alapetite.fr>
-           (c) 2011-2015 David Sferruzza <david.sferruzza@gmail.com>
-           (c) 2011-2015 Christophe HENRY <christophe.henry@sbgodin.fr>
-           (c) 2011-2015 Mathieu Chabanon <git@matchab.fr>
-           (c) 2011-2015 BoboTiG <bobotig@gmail.com>
-           (c) 2011-2015 Bronco <bronco@warriordudimanche.net>
-           (c) 2011-2015 Emilien Klein <emilien@klein.st>
-           (c) 2011-2015 Knah Tsaeb <knah-tsaeb@knah-tsaeb.org>
-           (c) 2011-2015 Lionel Martin <renarddesmers@gmail.com>
-           (c) 2011-2015 lehollandaisvolant <levoltigeurhollandais@gmail.com>
-           (c) 2011-2015 timo van neerden <fire@lehollandaisvolant.net>
-           (c) 2011-2015 nodiscc <nodiscc@gmail.com>
-           (c) 2011-2015 Florian Eula <mr.pikzen@gmail.com>
-           (c) 2011-2015 Arthur Hoaro <arthur@hoa.ro>
-           (c) 2011-2015 Aurélien "VirtualTam" Tamisier <virtualtam@flibidi.net>
-           (c) 2011-2015 qwertygc <champlywood@free.fr>
-           (c) 2011-2015 idleman <idleman@idleman.fr>
-           (c) 2015 Alexis Ju <alexis@effingo.be>
-           (c) 2015 dimtion <zizou.xena@gmail.com>
-           (c) 2015 Fanch <fanch-github@qth.fr>
-           (c) 2015 Guillaume Virlet <github@virlet.org>
-           (c) 2015 Felix Bartels <felix@host-consultants.de>
-           (c) 2015 Marsup <marsup@gmail.com>
-           (c) 2015 Miloš Jovanović <mjovanovic@gmail.com>
-           (c) 2015 Nicolás Danelón <hola@nicolasdanelon.com.ar>
-           (c) 2015 TsT <tst2005@gmail.com>
-
+           (c) 2011-2017 The Shaarli Community, see AUTHORS
 
 Files: inc/reset.css
 License: BSD (http://opensource.org/licenses/BSD-3-Clause)
diff --git a/Makefile b/Makefile
index 60aec9a0..f3065b77 100644
--- a/Makefile
+++ b/Makefile
@@ -169,6 +169,12 @@ clean:
         @git clean -df
         @rm -rf sandbox
 
+### generate the AUTHORS file from Git commit information
+authors:
+        @cp .github/mailmap .mailmap
+        @git shortlog -sne > AUTHORS
+        @rm .mailmap
+
 ### generate Doxygen documentation
 doxygen: clean
         @rm -rf doxygen
@@ -214,4 +220,4 @@ htmlpages:
                         -o doc/$$base.html $$file; \
         done;
 
-htmldoc: doc htmlsidebar htmlpages
+htmldoc: authors doc htmlsidebar htmlpages