docs: Added basic Sphinx documentation.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
api: Restructured file format in line with good practice.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
docs: Restructured documentation to simplify and reflect code.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
doc: Updated README

* Added info about testing.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
docs: Added RTD link to README

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
all: PEP8 and PEP257 compliance.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
actions: Python 3 compatibility

* Changed "except" clauses to Python 3 style.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
tests: Added tearDown for async tests

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>
all: Deleted superfluous class variables.

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>