Update copyright years

README.md

@@ -3043,7 +3043,7 @@ License
 -------
 
 This software is licensed under the [GPL v3 license][gpl].
-© 2015-2016 YouCompleteMe contributors
+© 2015-2017 YouCompleteMe contributors
 
 [ycmd]: https://github.com/Valloric/ycmd
 [Clang]: http://clang.llvm.org/

doc/youcompleteme.txt

@@ -3324,7 +3324,7 @@ The author's homepage is http://val.markovic.io.
                                                         *youcompleteme-license*
 License ~
 
-This software is licensed under the GPL v3 license [70]. © 2015-2016
+This software is licensed under the GPL v3 license [70]. © 2015-2017
 YouCompleteMe contributors
 
 ===============================================================================