1.6.4 release

Bump package, shrinkwrap. Update changelog

Bump version to 1.6.2. Update changelog. Shrinkwrap

Bump CLI to 1.6.1. Bump the ionic-app-lib to 0.3.3

Release 1.6.0

Fix(browser): Fix for error adding Crosswalk to existing ionic project. 

Closes ionic-team#491 and Closes ionic-team#490

Bump to 1.5.3

Fix(push/upload): Fix to get new login system with push and upload. P…

…ass in the argv object. Closes ionic-team#482

Version bump to 1.5.0.

Fix(browser): Browser remove now passes browser and app directory. Ve…

…rsion bump