| ⇢ | A | Clearance added | |
| A | ↛ | LatexController removed | |
| A | ↛ | LatexModel removed |
| ⇢ | A | Clearance::handle() added | |
| ⇢ | A | AdminController::pdfView() added | |
| A | ↘ | B | ContestAdminController::generatePDF() got worse |
| A | ↛ | LatexController::generatePNG() removed | |
| A | ↛ | latex2Image() removed | |
| A | ↛ | LatexController::generateSVG() removed | |
| A | ↛ | LatexController::png() removed | |
| A | ↛ | LatexModel::info() removed | |
| A | ↛ | LatexController::svg() removed |