Update the directory exclusion (#202)

diff --git a/tools/package_source_code.sh b/tools/package_source_code.sh
index 77295d6..8a953ad 100755
--- a/tools/package_source_code.sh
+++ b/tools/package_source_code.sh
@@ -30,7 +30,7 @@
 # Remove bin and build folders
 mkdir -p $OPENWHISK_CLEANED_SOURCE_DIR
 rm -rf $OPENWHISK_CLEANED_SOURCE_DIR/*
-rsync -rtp --exclude .bin --exclude .jshintrc --exclude .pydevproject --exclude .rat-excludes --exclude .git* --exclude .travis.yml --exclude bin\* --exclude build\* --exclude specification\archive\* --exclude specification\diagrams\* --exclude tests\* $OPENWHISK_SOURCE_DIR/. $OPENWHISK_CLEANED_SOURCE_DIR
+rsync -rtp --exclude .bin --exclude .jshintrc --exclude .pydevproject --exclude .rat-excludes --exclude .git* --exclude .travis.yml --exclude bin --exclude build --exclude specification/archive --exclude specification/diagrams --exclude tests $OPENWHISK_SOURCE_DIR/. $OPENWHISK_CLEANED_SOURCE_DIR
 
 for repo in $(echo $repos | sed "s/,/ /g")
 do