Merge pull request #20 from roamingthings/master

Load key store and certificate from an InputStream
- cleanup
[maven-release-plugin] prepare release jpasskit-0.0.2
[maven-release-plugin] prepare for next development iteration
Update README.md
https://github.com/stepio/jpasskit/issues/1
https://github.com/stepio/jpasskit/issues/2
https://github.com/stepio/jpasskit/issues/2
Merge pull request #23 from stepio/master

Serialization support for passes + Windows OS bug with creating a signed pass
Thanks to @stepio