Latest version AC3Filter

[mohammed tanko]

AC3Filter 2.6.0b

What's new in this version:

- FFMPEG updated to v1.1.4
- Use FFMPEG for AAC decoding (should be less crashes because faad bugs).
- SPDIF/AC3 encoder: encode 5.1 with back channels (used by flac for instance) like 5.1 with side channels (standard for ac3).
- Serbian language added (thanks to Rancher).
- Languages updated: Basque (thanks to Xabier Aramendi), Chinese (thanks to PoYang).
- Bug fixed: some languages was reset to English after restart.
- Installer: /noicons option works now