Fix walking the cause-stack for '%r'
fix ex.cause walk that ends in a 'ex.cause() === undefined'
Merge pull request #2 from trentm/fix-deep

Fix walking the cause-stack for '%r'
release 1.0.2
add license to package.json
republish with license property
node-extsprintf#4 should support %x (hexadecimal) conversion
bump to v1.1.0