Update README license year from 2018 to 2019 (#6896)

Update README license year from 2018 to 2019 (#6896)

diff --git a/README.md b/README.md
index 8c0b282..ea0716a 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ The original Discourse code contributors can be found in [**AUTHORS.MD**](docs/A
 
 ## Copyright / License
 
-Copyright 2014 - 2018 Civilized Discourse Construction Kit, Inc.
+Copyright 2014 - 2019 Civilized Discourse Construction Kit, Inc.
 
 Licensed under the GNU General Public License Version 2.0 (or later);
 you may not use this work except in compliance with the License.

GitHub sha: 05f63db8