chore(core): make it clearer that they are internal/experimental func…

…tions (#1017)

chore: make it internal

Co-authored-by: Sehi L'Yi <sehliyi@gmail.com>

src/exported-utils.ts

@@ -6,5 +6,7 @@ export {
     parseGenomicPosition
 } from './core/utils/assembly';
 export { sanitizeChrName } from './data-fetchers/utils';
-export { convertToFlatTracks } from './compiler/spec-preprocess';
-export { spreadTracksByData } from './core/utils/overlay';
+
+// These are experimental and may be removed in the future
+export { convertToFlatTracks as _convertToFlatTracks } from './compiler/spec-preprocess';
+export { spreadTracksByData as _spreadTracksByData } from './core/utils/overlay';