when unpacking archives, don't preserve permissions except execution for regular files
Merge pull request #1146 from qwcode/fix_1133

tar/zip unpack changes
add 1.4.2 section to changelog
merge from 1.4.X
Add the universal flag to setup.cfg to create version-independent wheels
Merge pull request #1151 from pfmoore/universal

Add the universal flag to setup.cfg to create version-independent wheels