Fixed styling issues with new checkbox style

Panel edit in react query inspector

react-panel: Move all query inspector logic into QueryInspector component and start with the "Mock response"

react-panel: Add CopyToClipboard-component and separate QueryInspector to its own component from QueriesTab

react-panel: Clean up the JSONFormatter and make sure it updates both on mount and when props update

added new icons, fixed so different icons in different themes, added animation to hover on icons, styled choose visualization and datasource for both themes, made som styling adjustments to whole panel editor