Fixes NB#193044: libtracker-miner, ensure empty directories are mtime-checked when crawling
Fixes NB#193044: libtracker-miner, ensure empty directories are mtime-checked when crawling

outofbits/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker