Refactor audio module into service

[NeonDaniel]

No description provided.

[codecov]

Codecov Report

Merging #146 (1b873a7) into dev (6ceb058) will increase coverage by 2.70%.
The diff coverage is 42.47%.

@@            Coverage Diff             @@
##              dev     #146      +/-   ##
==========================================
+ Coverage   50.35%   53.05%   +2.70%     
==========================================
  Files         119      152      +33     
  Lines       10077     9769     -308     
==========================================
+ Hits         5074     5183     +109     
+ Misses       5003     4586     -417     

Impacted Files	Coverage Δ
mycroft/audio/__main__.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/__main__.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/arduino.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/eyes.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/mouth.py	0.00% <0.00%> (ø)
mycroft/client/speech/__main__.py	0.00% <0.00%> (ø)
mycroft/client/speech/hotword_factory.py	0.00% <0.00%> (-88.89%)	⬇️
mycroft/client/speech/service.py	0.00% <0.00%> (ø)
mycroft/client/speech/silence.py	0.00% <0.00%> (-42.86%)	⬇️
mycroft/client/text/__init__.py	0.00% <0.00%> (ø)
... and 120 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 707d292...1b873a7. Read the comment docs.