Partseg

- add VoteSmooth and add choosing of smooth algorithm

- add pypi base check for update

- remove resetting image state when change state in same image

- in stack segmentation add options to picking components from segmentation's

- in mask segmentation add:

- preview of segmentation parameters per component,
- save segmentation parameters in save file
- new implementation of batch mode.

- Add multiple files widget

- Add Calculating distances between segmented object and mask

- Batch processing plan fixes:

- Fix adding pipelines to plan
- Redesign mask widget

- modify measurement backend to allow calculate multi channel measurements.

Begin of changelog