[gcalctool] Remove reference to removed source file

[Robert Ancell <rancell src gnome org>]

commit 168183eacab3f0e8291282103d1fadbd4ffe5512
Author: Robert Ancell <robert ancell canonical com>
Date:   Wed Aug 22 09:20:12 2012 +1200

    Remove reference to removed source file

 NEWS            |    4 ++++
 configure.ac    |    2 +-
 src/Makefile.am |    1 -
 3 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index d481b4d..89771ce 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+Overview of changes in gcalctool 6.5.90.1
+
+    * Remove reference to removed source file
+
 Overview of changes in gcalctool 6.5.90
 
     * Replace lex/bison parser with hand-written parser
diff --git a/configure.ac b/configure.ac
index 4c6bd0c..dcf1951 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT(configure.ac)
-AM_INIT_AUTOMAKE(gcalctool, 6.5.90)
+AM_INIT_AUTOMAKE(gcalctool, 6.5.90.1)
 AM_CONFIG_HEADER(config.h)
 AM_MAINTAINER_MODE
 GNOME_MAINTAINER_MODE_DEFINES
diff --git a/src/Makefile.am b/src/Makefile.am
index b67c11d..188908c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -41,7 +41,6 @@ gcalctool_SOURCES = \
 	mp-enums.h \
 	mp-equation.c \
 	mp-equation.h \
-	mp-equation-private.h \
 	mp-private.h \
 	mp-serializer.c \
 	mp-serializer.h \