0.6.2 (2017-06-03) Bug Fixes dealing with err.name on Node v8 0.6.1 (2016-06-05) remove xtend from dependencies (3341ef8) 0.6.0 (2016-05-29) Features update core-js to ^2.0.0 (d152eef5) 0.5.0 (2016-01-21) Features Allow prototype enhancements (by @jamestalmage) Performance improvements (by @jamestalmage) 0.4.0 (2016-01-10) Features remove _capt and _expr from empower-core 0.3.0 (2016-01-06) Features Allow arbitrary data to be provided for a given pattern (by @jamestalmage) 0.2.0 (2015-12-13) Features Track non-enhanced assertions (by @jamestalmage) 0.1.0 (2015-12-01) Features trying to extract core functionalities out (60286bbf) just attach powerAssertContext, format it later (319a4e9a) add event handlers to options (12bbf0d4) modifyMessageBeforeAssert option for compatibility (c1ade361)