#123 Add new ES6 types to knownGlobals
#116 Add describe.skip/only and it.skip/only
#113 Repeat failure count at end of errors listing.
#110 Lab.test.only and Lab.test.skip
#108 Adding coverage tests skew the line-numbers in stack statements.
#107 Lab doesn't show the assertion message when an assertion fails
#104 Display Test duration once completed (even with errors)
#103 tests should fail if before etc call back with an error or crash
#100 Fix #99: ignore custom globals in leak detection
#98 Add total missing lines to the coverage reporter