update README for piA-AM35x additions

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
fix machine configs

- require pia335x.inc before anything else to allow machine specific
  overrides
- add screen and alsa as MACHINE_FEATURE for those that support it

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
pia335x-full-image: add OpenGL-ES packages when sgx is supported

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
move default QT provider selection to generic pia inlude

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
config: move default provider for virtual/kernel to pia config include

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
config: remove default tunes from machine definitions, fixed upstream

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
pia: update MACHINE_FEATURES for various pia boards

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
config: add preferred providers for AM35x libgl implementations

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
config: add preferred provider for libqwt-dev to avoid build warning

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
qt: link to qt-vars.bblass from arago

- fixes build error

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
angstrom-mirrors: disable default mirrors

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
pia-am35x: add missing xorg packages

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
add support for Crypto and Graphics SDK from arago

- add the links to the arago repo

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
linux-omap-psp: add pironex boot logo

- also add image source files
- update default config for piA-AM35x

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
pia-am35x: move pironex packages for piA-AM35x to special directors

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
alsa-state: make package machine dependent

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
connman: add 1.12 version, update 1.17

- fix build errors depending on selected base version

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
dbus-c++: add package

- fix build errors with newer compilers

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
u-boot: update version for E2, MMI boards

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>
wl12xx-firmware: add default provider

Signed-off-by: Björn Krombholz <b.krombholz@pironex.de>