Move highlighter to flipper-plugin

Summary: This stack moves the DataInspector component to flipper-plugin. The first diffs will move some utility abstractions to turn this into smaller steps

Reviewed By: passy

Differential Revision: D27591890

fbshipit-source-id: d0285ca31b6c9b334000dd15c722b9bda7638d73

desktop/flipper-plugin/src/index.ts

@@ -85,6 +85,13 @@ export {createDataSource, DataSource} from './state/DataSource';
 export {DataTable, DataTableColumn} from './ui/data-table/DataTable';
 export {DataTableManager} from './ui/data-table/DataTableManager';
 
+export {
+  HighlightContext as _HighlightContext,
+  HighlightProvider as _HighlightProvider,
+  HighlightManager as _HighlightManager,
+  useHighlighter as _useHighlighter,
+} from './ui/Highlight';
+
 export {
   Interactive as _Interactive,
   InteractiveProps as _InteractiveProps,