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>

1 files changed, 7 insertions, 1 deletions

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