Add Katana-based Templates

- [x] Add Web API 2.2 and Katana 3 template
- [x] Add Empty Web API 2.2. and Katana 3 template
- [x] Add MSBuild.Extension.Pack to new templates
- [x] Update original templates with Web API 2.2
- [x] Add new templates to wizard
- [ ] Resolve error creating project:

![screen shot 2014-10-30 at 11 16 55 am](https://cloud.githubusercontent.com/assets/8803/4847170/ad364f22-6050-11e4-9630-3134cc1a74dc.png)