remap score to backend-range

Feature Description

Currently, commit always submits scores between 0 and 100, with hash 'hihi'. Instead, the score needs to be remapped to -127 to 127 (50 needs to be zero).

Possible Source

currently implemented here: assessmentView/AssessorStatus.js

Motivation and Context

Possible Implementation

In the background the score needs to be mapped to the range of legal scores [-127, 127]