Version 0.4.3
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- Add test suite for API (Rodrigo Moya)
- Make all JSON-related functions use utility functions rather than JSON-glib
  ones, and make these remove fields from documents when values are NULL
  (Rodrigo Moya)
- Added UUIDs to API, and ways to generate them for objects that don't have it
  (Rodrigo Moya)
- Assume hostnames from clients come with the http/https part of the URI, so
  don't add it (Rodrigo Moya)
- Increase so version of shared library (Rodrigo Moya)

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