Merge branch 'as/test-tweaks'

Output from the tests is coloured using "green is okay, yellow is questionable, red is bad and blue is informative" scheme. * as/test-tweaks: tests: paint unexpectedly fixed known breakages in bold red tests: test the test framework more thoroughly tests: refactor mechanics of testing in a sub test-lib tests: change info messages from yellow/brown to cyan tests: paint skipped tests in blue tests: paint known breakages in yellow tests: test number comes first in 'not ok $count - $message'