updated changelog

Author: DonJayamanne

CHANGELOG.md

@@ -1,3 +1,10 @@
+### Version 0.7.0 (24 July 2017)
+* Displaying internal documntation [#1008](https://github.com/DonJayamanne/pythonVSCode/issues/1008), [#10860](https://github.com/DonJayamanne/pythonVSCode/issues/10860)  
+* Support for auto importing packages [#1032](https://github.com/DonJayamanne/pythonVSCode/pull/1032), [#764](https://github.com/DonJayamanne/pythonVSCode/issues/764)  
+* Fixes to 'async with' snippet [#1108](https://github.com/DonJayamanne/pythonVSCode/pull/1108), [#996](https://github.com/DonJayamanne/pythonVSCode/issues/996)  
+* Add support for environment variable in unit tests [#1074](https://github.com/DonJayamanne/pythonVSCode/issues/1074)  
+* Fixes to unit test code lenses not being displayed [#1115](https://github.com/DonJayamanne/pythonVSCode/issues/1115)  
+
 ### Version 0.6.9 (22 July 2017)
 * Fix to enure custom linter paths are respected [#1106](https://github.com/DonJayamanne/pythonVSCode/issues/1106)