Class comment formatting
- Moved Exporter methods to instance side
- New AbstractExporter class
Exporter refactoring:
- Extracted the recipe interpretation into its own class
- Renamed some arguments and variables
Merge pull request #590 from herby/gh-568-2

Moved infrastructural classes into Kernel-Infrastructure, mk II
fixed amberc
removing the class-side methods
fix amberc
Merge branch 'move-to-singletons-fix' into load-dependencies
fake dep class list / dep pkg list computed from them
package load dependencies computed