Fix Bug as If subdirectory contains then zipping up will fail. also for extract.

Report from Mr. Mutaguchi.
Fix issue could not zip up when same name was exist with CreateFromDirectory Method. Now new name will be create with Force switch if destination path already exist.
Fix issue could not extract zip when same name was exist with ExtractToDirectory Method. Now new name will be create with Force switch if destination path already exist.
Now you can omit desitination path. module will automaticaly set to desktop.