Update include/ceres.h to export headers.

Update the ABI version.

Change-Id: I5c1c4f110cddc816bbb5a737634f55b4cbea98e1

docs/license.tex

@@ -5,7 +5,7 @@ Ceres Solver is licensed under the New BSD license, whose terms are as follows.
 \begin{quotation}
 
 \noindent
-Copyright (c) 2010, 2011, 2012, Google Inc. All rights reserved.
+Copyright (c) 2010, 2011, 2012, 2013 Google Inc. All rights reserved.
 
 \noindent
 Redistribution and use in source and binary forms, with or without

include/ceres/ceres.h

@@ -34,15 +34,19 @@
 #ifndef CERES_PUBLIC_CERES_H_
 #define CERES_PUBLIC_CERES_H_
 
-#define CERES_VERSION 1.4.0
-#define CERES_ABI_VERSION 1.4.0
+#define CERES_VERSION 1.5.0
+#define CERES_ABI_VERSION 1.5.0
 
 #include "ceres/autodiff_cost_function.h"
 #include "ceres/cost_function.h"
+#include "ceres/cost_function_to_functor.h"
+#include "ceres/crs_matrix.h"
 #include "ceres/iteration_callback.h"
+#include "ceres/jet.h"
 #include "ceres/local_parameterization.h"
 #include "ceres/loss_function.h"
 #include "ceres/numeric_diff_cost_function.h"
+#include "ceres/numeric_diff_functor.h"
 #include "ceres/ordered_groups.h"
 #include "ceres/problem.h"
 #include "ceres/sized_cost_function.h"