only compute unique ID on directories
tidy
Add 'sorted' option
only check uniqueness if loop_safe is true
fix sorted option
allow undef error_handler to disable try/catch
cache basenames
remove IO::Dir and use dirhandles
remove duplicative -d check
don't invoke first() for one pattern
make default true sub constant
tidy code
streamline unique check
documented changes, updated meta files
stopwords
bump Changes