Securely Empty Trash

*Added Multi-Pass function (37 pass mode defunct, to be remove in next release)
*Stability fixes

Securely Empty Trash

First public release since the ground-up rewrite. Changes are as follows:

*Added feature to show tree of all target files (Help button menu)
*Added determinate progress bar
*Added file zeroing and blanking steps
*Replaced original C++ loop with cleaner Zsh script
*Improved cleanup process to reduce possible user data leaks
*Requires administrator privileges in order to restrict malicious modification of main binaries