layerman: update meta-ros

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
local.conf: mask meta-ros wxwidgets, we want the meta-oe one

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
README: update compatible status

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
layerman: switch meta-browser to angstrom repo

This fixes hardfp builds

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
README: fix source statement

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
oebb.sh: test for git 1.8 and fall back to old test if older

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
oebb.sh: pass bitbake error code back to shell

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Merge branch 'angstrom-v2013.06-yocto1.4' into pironex-2013.06