Uses bb.exceptions to get a traceback back from the parsing thread to the main
thread, where it is then formatted. Also enables 3 lines of context for the
formatted traceback, and limits the number of entries displayed to 5.
(Bitbake rev: 8c33f50eb68411c071c001331e0134aeb776953b)
Signed-off-by: Chris Larson <chris_larson@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>