added --strip-trailing-cr for running test cases on win32

test/addmoddel.sh

@@ -10,10 +10,10 @@ $binpath/addmoddel exiv2-empty.jpg
 $binpath/exiv2 -pv exiv2-empty.jpg
 ) > $results
 
-diff -q $results $good
+diff -q --strip-trailing-cr $results $good
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff $results $good
+    diff --strip-trailing-cr $results $good
 fi

test/write-test.sh

@@ -59,10 +59,10 @@ runTestCase 11 $datapath/exiv2-nikon-d70.jpg
 
 ) > tmp/write-test.out 2>&1
 
-diff -q tmp/write-test.out data/write-test.out
+diff -q --strip-trailing-cr tmp/write-test.out data/write-test.out
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff tmp/write-test.out data/write-test.out
+    diff --strip-trailing-cr tmp/write-test.out data/write-test.out
 fi