[evolution] Include e-mail-part-itip.h in tarball.

[Matthew Barnes <mbarnes src gnome org>]

commit 5a2b402287959a3162706bb9c909727cb935e0a0
Author: Matthew Barnes <mbarnes redhat com>
Date:   Mon Jun 25 14:11:12 2012 -0400

    Include e-mail-part-itip.h in tarball.
    
    Private header, but still need to distribute it.

 modules/itip-formatter/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/modules/itip-formatter/Makefile.am b/modules/itip-formatter/Makefile.am
index 2c9468c..76464ca 100644
--- a/modules/itip-formatter/Makefile.am
+++ b/modules/itip-formatter/Makefile.am
@@ -20,6 +20,7 @@ module_itip_formatter_la_SOURCES =					\
 	e-mail-formatter-itip.h						\
 	e-mail-parser-itip.c						\
 	e-mail-parser-itip.h						\
+	e-mail-part-itip.h						\
 	e-source-conflict-search.c					\
 	e-source-conflict-search.h					\
 	itip-view.c							\