Merge pull request #26 from ehuss/update-version

Update version

Merge pull request #26 from ehuss/update-version

Update version

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Merge pull request #8 from alexanderpolson/master

Added optional --force parameter to the add sub-command

Bump version to 0.2.4.

Merge pull request #6 from samanpa/update_deps

Update to latest versions of dependencies

Remove deprecated ONCE_INIT.

Fix version to make it publishable.