Bug 1660: Induced numerical sorting on (most) Steady State result tables by using
setData rather than QTableWidgetItem(const QString & text, ...) constructor
Bug 1660: Allow numerical sorting on TimeSeriesDM, by removing
QString::number conversion in data method.
Bug 1660: Enabling numerical sorting in the mpContentTable of mpStack in
    CQArrayAnnotationsWidget by using setData to load items.
This affects the following results tables. . .

    CQSensResultWidget (Sesitivities Result)
    CLNAResultSubwidget (Linear Noise Approximation Result)
    CMCAResultSubwidget (Metabolic Control Analysis Result)
    CQTSSAResultSubWidget (Time Scale Separation Result)
    StateSubwidget (Steady State)
    CQFittingResult
    CQMathMatrixWidget
    CQMoietiesTaskResult
Bug 1660: Induced numerical sorting in Moieties tab of Mass Conservation Result by
 using setData rather than QTableWidgetItem(const QString & text, ...) constructor
for Particle Number and Amount columns.
- fix for bug 2073: when using advanced editing, need to remove stray backslash in order to be able to compare with displayname otherwise species in compartments cannot be recognized