2.0.2 patch

Uber PR Summary for the 2.0.2 patch:

- Adding some minor fixes to the npm package build script from the unstable branch.
- Removing old Xcode templates as part of the `install.sh` script. (Issue #368)
- Remove default debug logging of REST request headers in native, for security.  (Issue #382)
- Fix an issue with the OAuth encryption patch in 2.0.1.
- Fix a crash when authentication is triggered from a background thread. (Issue #363)
- Fix a crash when the user agent is attempted to be retrieved from a background thread. (Issue #363)