[gstreamermm] Add examples and tools COPYING to dist

[Marcin Kolny <mkolny src gnome org>]

commit 0fef4f65e6d34b7ab7e42c9297d8bc3a7b18c610
Author: Marcin Kolny <marcin kolny gmail com>
Date:   Tue Sep 27 21:25:41 2016 +0200

    Add examples and tools COPYING to dist
    
    COPYING file is automatically added to dist

 Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index c3ef54f..c3b8da7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -61,6 +61,7 @@ pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = $(pkgconfig_files)
 include $(srcdir)/MSVC_2015/filelist.am
 
+text_files = COPYING.tools COPYING.examples
 msvc_files = $(addprefix MSVC_2015/,$(msvc_2015_data))
 
 dist_noinst_DATA = $(msvc_files)