png++ rename to pngpp and fix build
png++ delete patckage
flex: Split in target and host package, fix install
at: Fix build
refresh defconfigs
xxx-host: Fix forced build
xbmc-addon-navi-x: Disable for all platforms
xbmc-addon-bluecop: Disable for all active platforms
ffmpeg: Use gcc options -march=... -mtune=... instead of -mcpu=... on ARM platforms
pngpp: Make it a pure development package
vdr-dbus2vdr: Make pngpp a build dependency only
pngpp: Don't build examples
Merge branch 'master' into devel

Conflicts:
	config/defconfigs/base-imx6-sabrelite.conf
	packages/host-packages/flex-host/build
	packages/libs/pngpp/build
	packages/libs/pngpp/install
	packages/multimedia/vdr-dbus2vdr/meta