RacksDB v0.3.0 is now available!

[rezib]

This new release brings many new interesting features, such as:

• Support of GPU in nodes
• New miscellaneous category to represent any kind of equipment that can be installed in racks (KVM, PDU, etc)
• Drawing parameters to customize graphical representations of rooms and infrastructures
• New watts defined types to represent energy power

Along with its share of minor bugs fixes and general improvements.

This version has received great contributions and feedback from @btravouillon (Mila), thank you so much!

The next version is already on its way, with a nice and clean web UI developed by @florianLSP, already available as a technical preview. This web UI provides a new user experience to explore your RacksDB database content, in addition to the REST API, the CLI and the Python library.