Sync with Factory
- Update to 2.3.0
- Removed api documentation package, no longer builds.
- See ffado.changes for common changes, no mixer changes.

- Modify libffado-date_time.patch to allow reproducible builds.

- Update to 2.3.0
- Fix gcc7 errors with -fpermissive see boo#1030245
- Removed obsolete udev macro definition
- Rebased ffado_SConstruct_powerpc_update.patch and
ffado-gcc6.patch
- Duplicated %build scons statement in %install to prevent a
complete rebuild of the package.
- Upstream changes:
*Configuration entries added for additional devices which work
with the generic support layer (PreSonus Studiolive 32.4.2,
Presonus StudioLive 16.0.2, ICON FireXon, Onyx Blackbird and
the new Onyx 1640i, among others).
*Support added for the newer Focusrite Saffire Pro 26.
*Improved build support for various downstream consumers.
*Better routing for selected Saffire devices and the Firestudio
Mobile.
*Significant cleanup and refinement of the M-Audio and Yamaha
driver.
*Compilation fixes for recent versions of gcc.
*Recover from dead streams without causing jackd to shut down.