Updated satis

- for ZF2 build system
Created build process for Zend Server library files

- ZF2 only for now
Fix release for ZPK

- Needs to also update zf2_up.json; added logic for creating an up-to-date
  version, staging, and releasing.
[2.2.3] Composer packages

- Updated satis repo
Fix zf2-release target

- do not release zpk files; that's for the zf2-zpk-release target
[2.2.3] zpk package
[2.2.3] Pyrus packages
[2.2.3] dist releases

- regular, minimal
- API documentation
- manual (html, pdf, epub)
[2.2.3] new zftool.phar
Add JSON files to clean target

- to remove the zf2_up*.json files