Include arithmetic coding test files in dist


git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@302 632fc199-4ca6-4c93-a231-07263d6284db
diff --git a/Makefile.am b/Makefile.am
index c17c912..74df225 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -112,7 +112,8 @@
 
 TESTFILES= testorig.jpg testorig.ppm testimg.bmp testimgflt.jpg \
 	testimgfst.jpg testimgint.jpg testimgp.jpg testimgflt.ppm testimgfst.ppm \
-	testimgint.ppm testimgflt-nosimd.jpg testimgcrop.jpg
+	testimgint.ppm testimgflt-nosimd.jpg testimgcrop.jpg testimgari.jpg \
+	testimgari.ppm
 
 EXTRA_DIST = win release $(DOCS) $(TESTFILES) CMakeLists.txt \
 	sharedlib/CMakeLists.txt cmakescripts libjpeg.map.in