Adds advanced configuration GUI interface for drop down menu

[AIIX]

• Adds advanced configuration GUI interface for allowing users to modify mycroft.conf directly from the GUI
• Adds configuration generator QML UI
• Adds configuration groups QML UI

[codecov]

Codecov Report

Merging #174 (6572584) into dev (6ceb058) will increase coverage by 2.60%.
The diff coverage is 38.96%.

@@            Coverage Diff             @@
##              dev     #174      +/-   ##
==========================================
+ Coverage   50.35%   52.95%   +2.60%     
==========================================
  Files         119      152      +33     
  Lines       10077     9494     -583     
==========================================
- Hits         5074     5028      -46     
+ Misses       5003     4466     -537     

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 130 more

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