Napari-annotatorj

Changes in this release:
- minor fixes
- training Contour assist model added in new widget under "Train" button from the main widget
- file list in the current folder can be opened with right-click on the current image name
- shortcuts shown in tooltips over checkbox functions
- help widget with links to docs, quick start guide

Changes in this release:
- minor fixes in initialization
- removal of annotation and intermediate layers
- annotation edge width set to image size
- viewer reset
- checkbox resets
- fixed exporter YOLO coordinates and removed file header
- fixed bounding box roi import fail in ImageJ
- added annotation limit to image size in instance and bounding box modes
- fixed Contour assist error on failed suggestion
- added invert function to Contour assist with keyboard shoutcut "u"
- added visualization to freehand roi drawing in instance annotation mode
- disabled shape selection box in Class mode to better see the contour colours
- fixed class deletion error in Class mode

Changes in this release:
- opencv version changed to v4.5.5 to match conda

Changes in this release:
- fixed annotation type init
- added install & startup scripts for Windows and Linux

Changes from the previous version:
- annotation types (instance, bounding box, semantic) added and configurable in options (...)
- loaded annotations' class info import is fixed
- widgets are tabified

The first release of napari-annotatorj.
Main features included:
- contour assist mode
- edit mode
- class mode
- overlay
- export plugin