Gwyddion Files

Application:
- Translations updated: Czech, Russian.
- File menu: Image stack import was added.

Libraries:
- libgwyapp: Workaround for data browser drag'n'drop dropping wrong data in KDE
  Plasma in Wayland was improved to catch non-image data types.
- libgwyapp: Default curve map and volume data previews attemp to filter out
  outliers and a filtering option was also added to the explicit preview
  creation.
- libgwyapp: Curve length was added as a possible curve map preview.
- libgwyapp: New high-level function for loading an image stack.

Modules:
- Talos (new): Imports ThemoFisher Talos TEM images.
- RMI TMD (new): Imports RMI TrueMap Data v2.0 files.
- Curve map ASCII export (new): Simple export of curve maps to text with one
  curve per line.
- Curve map ASCII import (new): Read back the curve map text export format.
- Curve Map Cut to Segments: Invert option was added for Approach-Retract
  splitting using curves where the split point is at the maximum, not minimum.
- Igor: Mismatched channel titles in exported IBW files were corrected.
- HDF5: Invalid/missing values in DATX are handled correctly now (by masking
  and interpolating).
- Nanoscope: Files with explicit Slow Axis Size do not have the vertical size
  corrected twice any more, which resulted in wrong physical dimensions.
- DME file: Possible crash in MS Windows upon file import was fixed.
- JPK scan: Force curve map import attempts to avoid placeholder pause
  segments, which previously caused a non-uniform channels error.
- MFM Current Line and Parallel Field: Memory handling bugs were fixed.