bitbake: toaster: add Image detail and multiple targets to dashboard

bitbake: toaster: add Image detail and multiple targets to dashboard

Filled in the Image section detail information and allow for multiple targets.
Each target has a separate section. Added license manifest display. Changed the
target of the license manifest link. Added Tasks failed in the build summary.
The target lists required filters to create sorted lists.

[YOCTO #4258]
[YOCTO #5936]

(Bitbake rev: 09b099903bdf51bfb277b9a8f922255cfe83ab96)

Signed-off-by: Farrell Wymore <farrell.wymore@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>