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Data Loading & Pipeline Workflows
Single step rerun modal addedRerun from index a single step of a workflow, choosing whether to include or not its linked steps
Correct steps ordering if moved step has such requirements
Enable auto-correct behaviour of frontend on the ordering of the pipeline steps.
Rerun from index a single step of a workflow, choosing whether to include or not its linked steps
Tika Server is now supported for out-of-process Content Extraction
Standalone external Tika Service that is used during Content-Extraction-Step (instead of spawning a new JVM every time)
PDF-OCR timeout can now be adjusted in step settings
NLP-Tagger: consider only certain amount of text-content for processing to reduce execution time of large items
AI Studio
Improvements of validation of proximity filters (Note: There is no real multilabel classification support in AI Studio)
Sort rules in AI Studio (by Label, then Query)
Optimization - : process consecutive ML Enrichment steps in the pipeline-workflow automatically as a group
Allowing to create proximity filters without labeled data in AI Studio (Note: Validation will not work in that scenario and is just going to be empty), Allowing to create proximity filters for multilabel classification use cases (Note: Validation screen is not going to be 100% accurate but shows at least all the information)
Typeahead Improvements
Added search-history suggester used to pre-populate search-bar with default suggestions (backend only)
Deduplicate and unify the order of suggestions yielded from different suggesters
Changed font from medium to normal in content based and popular typeahead suggestions
Adjusted score position in content based and popular-query typeahead suggestions
Implemented custom highlighter for popular queries (substring matching)
Exposed popular query scope to the project configuration (project vs user scope filtering)
Setup default project settings after project setup (with popular query setting)
Communities
Add no results image for Communities widget
Improve community detail view
Add link to Squirro ID under My Account page.
Equipped assets with project photo. It allows displaying photo in a project template.
Implement new chart colors ([figma](https://www.figma.com/file/4xVq3oaKWSZbyqaF9S4Btb/Styeguide-4.0---Documentation?node-id=3437%3A7296))
Rework Item Detail view, with special focus on pdf viewing experience
Add links to newsletter links and trending communities
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