PHP Version Bump

Preparing for v0.3

- Bumping PHP requirement to 5.6
- Adding some additional logging points
- Adding additional logging methods

Bugfix release

0.2.4

Fixing serialization bug with strict collections

Bugfix release

0.2.3

Correcting bug in "SessionClient::listSessions()"

Tree Bugfix

Fixing an issue that would sometimes allow for an empty tree to be returned from KVClient::tree()

Bugfix

Fixed bug that would cause an error to be thrown when attempting to build the HttpResponse object when the input url is invalid.

Performance and code quality Release

This release does not address any bugs directly, it is intended to improve performance and general code quality.

Initial Release

First release of this lib.