Follow TW version.

- Update to alsa-plugins 1.1.1:
including all previous fixes, fixes of a52 plugin for the recent
ffmpeg versions
- Delete obsoleted patches:
0001-speex-Add-missing-include-config.h.patch
0002-a52-fix-reported-input-channel-order.patch
0003-pph-include-config.h-from-rate_speexrate.c.patch

- Backport upstream fixes: build fixes with the recent ffmpeg
0001-speex-Add-missing-include-config.h.patch
0002-a52-fix-reported-input-channel-order.patch
0003-pph-include-config.h-from-rate_speexrate.c.patch
- Drop the obsoleted patch:
alsa-plugins-include-config.h.patch

- Update to alsa-plugins 1.1.0:
including all previous fixes, a small memory leak fix in jack
plugin
- Dropped patches:
0001-rate-Allow-LGPL-for-libsamplerate-commercial-license.patch
0002-mix-Fix-extplug-version-ifdef-checks.patch
0003-a52-Fix-ioplug-version-ifdef-checks.patch
0004-pulse-Add-24-bit-data-formats-to-Pulse-plugin.patch
0005-arcam-av-Include-sys-select.h-for-fd_set-definition.patch
0006-pph-include-speexdsp_types.h-not-speex_types.h.patch
0007-pph-Fix-build-with-older-speex.patch