Use class parameters

Break previous receipts
Update example
Move git01, git02, svn01 and svn02 to stable3
Merge pull request #16 from mremy/use_class_parameters

Use class parameters
Test base
Tests
Add architecture to Redhat tests
Adapt to change in mysql module

Use a parameter for performance setting instead of subclasses.
Merge pull request #17 from ckaenzig/mysql-strict-variables-refactoring

Adapt to change in mysql module