[Bluetooth] Use new C++ wrapper in common/extension.h

ExtensionAdapater should be deperacated by common::Extension and
common::Instance.
[NetworkBearerSelection] Use new C++ wrapper in common/extension.h

ExtensionAdapater should be deperacated by common::Extension and
common::Instance.
Merge pull request #322 from halton/bluetooth_refac

[Bluetooth] Use new C++ wrapper in common/extension.h
[Packaging] Use ninja instead of make.

There have been Ninja packages for Tizen for a while, so we can safely
switch to it just like Crosswalk did months ago.
Merge pull request #328 from rakuco/use-ninja

[Packaging] Use ninja instead of make.
Bump version to 0.64
[Cpplint] Re-enable style checker for download and fix some errors.
Merge pull request #329 from halton/cpplint

[Cpplint] Re-enable style checker for download and fix some errors.
Bump version to 0.65
[jslint] Enable js lint and fix the errors.
Merge pull request #330 from halton/jslint

[jslint] Enable js lint and fix the errors.
Bump version to 0.66
[jslint]: Ignore all jquery* scripts from coding style check.
Merge pull request #324 from halton/network_refac

[NetworkBearerSelection] Use new C++ wrapper in common/extension.h
Merge pull request #331 from avalluri/jslint-fix

[jslint]: Ignore all jquery* scripts from coding style check.
Make the notification extension compliant with tct-notification-tizen-tests

BUG=XWALK-1416
Bump version to 0.67
Remove deperacated wrapper ExtensionAdapter
Merge pull request #326 from halton/clean

Remove deperacated wrapper ExtensionAdapter
Merge pull request #327 from eurogiciel-oss/XWALK-1416

Make the notification extension compliant with tct-notification-tizen-tests