Multi-select batch operations for MetaData Editor#329

donkeyProgramming merged 1 commit intodonkeyProgramming:masterdonkeyProgramming/TheAssetEditor:masterfrom

Szy-Cathay:fix/superview-batch-operations-reworkSzy-Cathay/TheAssetEditor:fix/superview-batch-operations-reworkCopy head branch name to clipboard