Prepare for 4.1.11 release

configure.ac

 AC_PREREQ(2.59)
 AC_COPYRIGHT([Copyright (c) 2006 Verdens Gang AS
-Copyright (c) 2006-2018 Varnish Software])
+Copyright (c) 2006-2019 Varnish Software])
 AC_REVISION([$Id$])
-AC_INIT([Varnish], [4.1.10], [varnish-dev@varnish-cache.org])
+AC_INIT([Varnish], [4.1.11], [varnish-dev@varnish-cache.org])
 AC_CONFIG_SRCDIR(include/miniobj.h)
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])

doc/changes.rst

 =================================
-Varnish Cache 4.1.11 (unreleased)
+Varnish Cache 4.1.11 (2019-02-11)
 =================================
 
 Changes since 4.1.10:

lib/libvarnish/version.c

@@ -44,5 +44,5 @@ VCS_Message(const char *progname)
 {
 	fprintf(stderr, "%s (%s)\n", progname, VCS_version);
 	fprintf(stderr, "Copyright (c) 2006 Verdens Gang AS\n");
-	fprintf(stderr, "Copyright (c) 2006-2015 Varnish Software AS\n");
+	fprintf(stderr, "Copyright (c) 2006-2019 Varnish Software AS\n");
 }