wheel package is needed

[Rocco83]

Running the install from a clean venv:

Building wheels for collected packages: daikinapi                                                   Running setup.py bdist_wheel for daikinapi ... error                                              Complete output from command /home/daniele/venv/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-ciyrpqng/daikinapi/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/pip-wheel-pb_vhdpw --python-tag cp37:                                                       usage: -c [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]                                      or: -c --help [cmd1 cmd2 ...]                                                                     or: -c --help-commands                                                                            or: -c cmd --help                                                                              error: invalid command 'bdist_wheel'                                                              ----------------------------------------                                                          Failed building wheel for daikinapi                                                               Running setup.py clean for daikinapi                                                            Failed to build daikinapi
``

This is solved adding wheel package as dependency.

$ pip3 install wheel

I'll try to prepare a patch if needed.