Fix error in copyright year. It is too late for 1.0-RC1, but we commit this fix in case we want to do a RC2 or a 1.0.1.

https://lists.apache.org/thread.html/12a496ae3ba79ff96952d180c77bffa32de74e76a57223538782a98c@%3Cdev.sis.apache.org%3E

Author: desruisseaux

NOTICE

@@ -1,5 +1,5 @@
 Apache Spatial Information System (SIS)
-Copyright 2010-2018 The Apache Software Foundation
+Copyright 2010-2019 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).

README

@@ -37,7 +37,7 @@ Information for running a command-line tool can be found on the web site:
 License (see also LICENSE)
 ==========================
 
-Collective work: Copyright 2010-2017 The Apache Software Foundation.
+Collective work: Copyright 2010-2019 The Apache Software Foundation.
 
 Licensed to the Apache Software Foundation (ASF) under one or more
 contributor license agreements.  See the NOTICE file distributed with

application/sis-console/src/main/artifact/README

@@ -47,7 +47,7 @@ wider range of file formats like NcML files.
 License (see also LICENSE)
 ==========================
 
-Collective work: Copyright 2010-2015 The Apache Software Foundation.
+Collective work: Copyright 2010-2019 The Apache Software Foundation.
 
 Licensed to the Apache Software Foundation (ASF) under one or more
 contributor license agreements.  See the NOTICE file distributed with