Translations:Release notes 0.21/69/en


 * Navigation modes have been updated to match those used in the 3D view. Pull request #7081 and Pull request #7107
 * Bitmap hatching was fixed. Issue #6582 and Pull request #7121
 * Support for adjustable gaps for extension lines of dimensions was added. Pull request #7133
 * Multithreading was introduced for hidden line removal and face finding. Pull request #7377
 * The face detection algorithm was improved. Pull request #7448
 * The PrintAll tool was added. Pull request #7460
 * Four tools to control the stacking order of views were added. Issue #6012 and Pull request #7460
 * ActiveView now creates a screen capture instead of an SVG image. Pull request #7471
 * All Latin script templates have been converted to "plain svg". Pull request #7472
 * A preview was added to the task panel of the SectionView tool. Pull request #7658
 * Deprecated DrawViewPart functions were removed: replaceCenterLine, replaceCosmeticEdge, replaceCosmeticVertex and replaceGeomFormat.
 * The HoleShaftFit tool was added. Pull request #8455
 * The AxoLengthDimension tool was added. Pull request #8359
 * 3D dimensions can now be created in the same way as 2D dimensions (apart from the fact that the geometry has to be selected in a 3D view). This eliminates the need to link them manually to 3D geometry. Pull request #8141
 * The DimensionRepair tool was added. Pull request #8141