Updated License Year Format

LICENSE

@@ -1,7 +1,7 @@
 MIT License
 
-Copyright (c) 2015 The Gogs Authors
-Copyright (c) 2018 Gitote
+Copyright (c) 2015 - Present, The Gogs Authors
+Copyright (c) 2018 - Present, Gitote
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal