v1.9: Tool is functional again...

- FIX: Tool is functional again… (fixed stupid mistakes from previous
version)
- FIX: Removed application identifier entitlement which is not
supported anymore by Apple
- NEW: Detects post-process scripts that are not Perl
- NEW: Recursive code-signing is now applied to static libraries
- NEW: Early exit detection to provide better compatibility with other
post-process scripts
- NEW: Automatic untouched copy of signed bundle due to Unity voiding
the signature by copying the icon after post-process
- UI: Window height slightly reduced though it may still not fit on 11″
displays