Bumping PuTTY copyright to 2016

(cherry picked from commit e01c63549cbf55a293c99bb6510959a1d1554de4)

Conflicts:
	source/resource/TextsCore1.rc

Source commit: 99060f36cb033caadc60bb8f51ad3f72ddc30c75

source/resource/TextsCore1.rc

@@ -396,7 +396,7 @@ BEGIN
   CORE_VARIABLE_STRINGS, "CORE_VARIABLE"
   PUTTY_BASED_ON, "SSH and SCP code based on PuTTY %s"
   PUTTY_VERSION, "0.63+"
-  PUTTY_COPYRIGHT, "Copyright © 1997-2015 Simon Tatham"
+  PUTTY_COPYRIGHT, "Copyright © 1997-2016 Simon Tatham"
   PUTTY_URL, "http://www.chiark.greenend.org.uk/~sgtatham/putty/"
   FILEZILLA_BASED_ON2, "FTP code based on FileZilla"
   FILEZILLA_COPYRIGHT2, "Copyright © Tim Kosse"