update CHANGELOG.md to 0.7.4

CHANGELOG.md

@@ -1,3 +1,31 @@
+<a name="0.7.4"></a>
+## [0.7.4](https://github.com/angular/zone.js/compare/v0.7.1...0.7.4) (2016-12-31)
+
+
+### Bug Fixes
+
+* add better Type safety ([610649b](https://github.com/angular/zone.js/commit/610649b))
+* add missing test MutationObserver ([5c7bc01](https://github.com/angular/zone.js/commit/5c7bc01))
+* correct currentZone passed into delegate methods ([dc12d8e](https://github.com/angular/zone.js/commit/dc12d8e)), closes [#587](https://github.com/angular/zone.js/issues/587) [#539](https://github.com/angular/zone.js/issues/539)
+* correct zone.min.js not including zone ([384f5ec](https://github.com/angular/zone.js/commit/384f5ec))
+* Correct ZoneAwareError prototype chain ([ba7858c](https://github.com/angular/zone.js/commit/ba7858c)), closes [#546](https://github.com/angular/zone.js/issues/546) [#547](https://github.com/angular/zone.js/issues/547)
+* formatting issue. ([c70e9ec](https://github.com/angular/zone.js/commit/c70e9ec))
+* inline event handler issue  ([20b5a5d](https://github.com/angular/zone.js/commit/20b5a5d)), closes [#525](https://github.com/angular/zone.js/issues/525) [#540](https://github.com/angular/zone.js/issues/540)
+* parameterize `wrap` method on `Zone` ([#542](https://github.com/angular/zone.js/issues/542)) ([f522e1b](https://github.com/angular/zone.js/commit/f522e1b))
+* **closure:** avoid property renaming on globals ([af14646](https://github.com/angular/zone.js/commit/af14646))
+* Prevent adding  listener for xhrhttprequest multiple times ([9509747](https://github.com/angular/zone.js/commit/9509747)), closes [#529](https://github.com/angular/zone.js/issues/529) [#527](https://github.com/angular/zone.js/issues/527) [#287](https://github.com/angular/zone.js/issues/287) [#530](https://github.com/angular/zone.js/issues/530)
+* Promise.toString() to look like native function ([f854ce0](https://github.com/angular/zone.js/commit/f854ce0))
+* **closure:** Fix closure error suppression comment. ([#552](https://github.com/angular/zone.js/issues/552)) ([2643783](https://github.com/angular/zone.js/commit/2643783))
+* Run tests on both the build as well as the dist folder ([#514](https://github.com/angular/zone.js/issues/514)) ([c0604f5](https://github.com/angular/zone.js/commit/c0604f5))
+* support  nw.js environment ([486010b](https://github.com/angular/zone.js/commit/486010b)), closes [#524](https://github.com/angular/zone.js/issues/524)
+
+
+### Features
+
+* Patch captureStackTrace/prepareStackTrace to ZoneAwareError, patch process.nextTick, fix removeAllListeners bug ([#516](https://github.com/angular/zone.js/issues/516)) ([c36c0bc](https://github.com/angular/zone.js/commit/c36c0bc)), closes [#484](https://github.com/angular/zone.js/issues/484) [#491](https://github.com/angular/zone.js/issues/491)
+
+
+
 <a name="0.7.1"></a>
 ## [0.7.1](https://github.com/angular/zone.js/compare/v0.7.0...v0.7.1) (2016-11-22)