212 - show popver in DatasetSelect; allow showing unformatted values in SearchAndSelect

Created by: ri-pandey

Description

• Changed SearchAndSelect to provide formatted as well as raw value to client
• added popover over dataset's name in DatasetSelect
• show 20 character's of dataset's name before trimming

Related Issue(s)

Closes #212 (closed)

Changes Made

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• Feature added
• Bug fixed
• Code refactored
• Documentation updated
• Other changes: [describe]

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Checklist

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• Your code passes linting and coding style checks.
• Documentation has been updated to reflect the changes.
• You have reviewed your own code and resolved any merge conflicts.
• You have requested a review from at least one team member.
• Any relevant issue(s) have been linked to this PR.