Revert "Win32: fix packaging of libraries"

This reverts commit e810e214ea335c0a9adbb6885ce7ca4791bdad92.
win32 packaging: do not fail if shared libraries do not exist
win32 packaging: add missing dependency
nsis: Traditional Chinese is named tradchinese
nsis: remove double import
nsis danish translation: fix quoting

(cherry picked from commit a07e33cdf1e747be8c50d692ab5c8b28d687ced9)
Signed-off-by: Rafaël Carré <funman@videolan.org>

Conflicts:
	extras/package/win32/NSIS/languages/danish.nsh
nsis translations: fix quoting
nsis: comment languages not known by nsis