Add package.texi to doc/lispref/Makefile.in.

doc/lispref/ChangeLog

+2011-03-06  Chong Yidong  <cyd@stupidchicken.com>
+
+	* Makefile.in (srcs): Add package.texi.
+
 2011-03-05  Chong Yidong  <cyd@stupidchicken.com>
 
 	* processes.texi (Synchronous Processes): Minor clarification

doc/lispref/Makefile.in

@@ -80,6 +80,7 @@ srcs = \
   $(srcdir)/numbers.texi \
   $(srcdir)/objects.texi \
   $(srcdir)/os.texi \
+  $(srcdir)/package.texi \
   $(srcdir)/positions.texi \
   $(srcdir)/processes.texi \
   $(srcdir)/searching.texi \