Save results in json files

[as6520]

This PR saves the scores obtained from evaluate and round-wise evaluation into a JSON file. A JSON file is generated for every algorithm and the test id run against the algorithm except for baseline.

[codecov[bot]]

Codecov Report

Merging #114 (f224663) into master (e35c971) will decrease coverage by 0.027%. The diff coverage is n/a.

@@              Coverage Diff              @@
##            master      #114       +/-   ##
=============================================
- Coverage   93.097%   93.071%   -0.027%     
=============================================
  Files           39        39               
  Lines         2202      2309      +107     
=============================================
+ Hits          2050      2149       +99     
- Misses         152       160        +8     

Impacted Files	Coverage Δ
sail-on-client/sail_on_client/utils.py	90.625% <0.000%> (-9.375%)	:arrow_down:
...-on-client/sail_on_client/protocol/ond_protocol.py	68.235% <0.000%> (-0.555%)	:arrow_down:
sail-on-client/tests/test_parinterface.py	100.000% <0.000%> (ø)
sail-on-client/tests/test_localinterface.py	100.000% <0.000%> (ø)
sail-on-client/sail_on_client/evaluate/metrics.py	100.000% <0.000%> (ø)
...-client/tests/test_image_classification_metrics.py	100.000% <0.000%> (ø)
...-on-client/sail_on_client/protocol/parinterface.py	96.703% <0.000%> (+0.074%)	:arrow_up:
...n-client/sail_on_client/protocol/localinterface.py	99.254% <0.000%> (+0.123%)	:arrow_up:
...-client/tests/test_activity_recognition_metrics.py	97.531% <0.000%> (+0.128%)	:arrow_up:
sail-on-client/tests/test_transcription_metrics.py	97.333% <0.000%> (+0.150%)	:arrow_up:
... and 3 more

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