Refactor, clean up and Documentation

    remove base class for table views
    remove unused GraphWrapper::setFormulaDependentsDirty function overload
    remove unused GraphWrapper::getAllFormulaVertices
    remove unused GraphWrapper::getFormulaValue function overload
    remove unused cleanFormula function overload
    remove unused removeFormula function overload
    add getFormulaId to graphWrapper
    rename GraphWrapper hasFormula
    adding GraphWrapper::buildVertexPropertyMap
    move writeOutGraph to graphWrapper
    move recompute guts to graphWrapper
fix for group view edit assert. wrong cast