Add Namespace in browser now functioning, also added an integration test
Implemented auto versioning policy, made explicit versioning the default

- Resolves: https://www.pivotaltracker.com/story/show/61421690
- Clarified contract changes for fcr:versions; added integration tests.
Merge pull request #185 from nigelgbanks/61914980-namespace-prefix

Add Namespace in browser now functioning, also added an integration test

Resolves: https://www.pivotaltracker.com/story/show/61914980
Added Velocity template for HTML view of fcr:versions.
Merge pull request #184 from mikedurbin/versioning-4

Added Velocity template for HTML view of fcr:versions.

Resolves: https://www.pivotaltracker.com/story/show/61474236
Set the default base directory to the current working directory.
Added optional fcrepo.home system property that contains all.
Merge pull request #188 from mikedurbin/working-dir-fix

Changed default data directory from temp to curent working directory and made that more easily configurable.

Resolves: https://www.pivotaltracker.com/story/show/61004336
Remove temp files that leak into container directory - again

Resolves: https://www.pivotaltracker.com/story/show/62031750