[Databionic-ESOM-User] esom 0.9.3

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changes:

- Moved view options to bottom tab.
- Display of names for bestmatches.
- Display of round bestmatches.
- Display of classes as letters on bestmatches.
- Class mask can be created with manual floodfill and semi-automated -
algorithm by Fabien Moutarde.
- Slide show problems fixed.
- Projection and classification problems fixed.
- Component background can display negative values.
- Contours are displayed correct with clipping.
- Broken selection of components fixed.
- Updated documentation.