Merging Imports with Exports?

well to it does someone knows any pe editor or optimizer that can optimize file size, after dump analyze every section, detect empty space filled with zeroes and strip it and just leave raw size as it should be and virtualsize to whole size before, because when we have for example .data? section its size can be 16mb but in compiled exe its 0 due its all allocated but in dump we have 16mb, because no dumper optimizes that