Update copyright year

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9697 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

general.ent

@@ -1,6 +1,6 @@
 <!ENTITY version "SVN-20111228">
 <!ENTITY releasedate "Dec 28, 2011">
-<!ENTITY copyrightdate "1999-2011"><!-- jhalfs needs a literal dash, not &ndash; -->
+<!ENTITY copyrightdate "1999-2012"><!-- jhalfs needs a literal dash, not &ndash; -->
 <!ENTITY milestone "7.1">
 <!ENTITY generic-version "development"> <!-- Use "development", "testing", or "x.y[-pre{x}]" -->