Expecto 2.4.2

Release Notes: * I don't like this solution at all. * Merge pull request #56 from AnthonyLloyd/master * fixes #53 summary bug * Merge pull request #54 from forki/version * We should not indent too much * make things 80 chars * fix another typo * Trace assembly version - closes #42 * Merge pull request #52 from forki/summary * Merge pull request #38 from MNie/feature/small_fixes_around_contains_all * Align digits * Handle line breaks. * Add counts to summary * Merge pull request #51 from forki/err * Make focus check an error * Merge pull request #50 from forki/rel * Docs for --fail-on-focused-tests and runTestsWithArgs * Merge branch 'feature/small_fixes_around_contains_all' of https://github.com/MNie/expecto into feature/small_fixes_around_contains_all * fix specs * Merge branch 'master' into feature/small_fixes_around_contains_all * fixes after review * improve failure message for distributed function * fix specs one more time * fix specs * improve error msg to be more clear * update xmldocs and readme * fix specs * change type of expected argument and change print in distributed function * fix specs * fix format messages in specs to proper ones * rename 'fix' to containsAll to distributed * fix build * change if statement for test failure condition * fix build * fix problem with contains all when we pass for example [1;2;2]