Merge branch 'release/0.4.0' into develop
add Travis-CI build status to Readme.md
Remove quotes from multi args.
Merge pull request #10 from mikeobrien/arrayargsfix

Looks good. Merging now. Will do a release later today.
bump version to 0.4.1 and update release notes.
Merge branch 'release/0.4.1'