[Linaro-validation] [Activity] week 24

# Progress

* LAVA-997: capture stdout line number data from lava-test-case * LAVA-1348: update lava-android-test after merging linaro-dashboard-bundle into lava-dispatcher in master * Bug 1290973: ensure lava_test_shell timeout fails * Preparing for sprint and creating new BBB image for community support

* Time * cards: 20% * bugs: 30% * code reviews: 20% * bbb: 30%

# Plan

* LAVA sprint & dispatcher refactoring.