set action_taken flag also for options set via configfile
only generate the enable/disbale options where relevant
improve debug output
version bump
extend test to verify the action_taken is being set
Merge pull request #103 from stdweird/set_action_taken_for_configfile

Set action taken for configfile
topological sorting. of stuff.
Version bump.
import the wrapper class
add wrapper unittest based on stackoverflow example
bump version
We need to be able to generate an ordering for _any_ DAG, not just for a DAG with a given root.
Merge pull request #105 from stdweird/wrapper

Wrapper
Avoid generating the same node twice, once as the last entry of the children, once as the root during recursion.
Testing for a correct topological sorting of a DAG.
Example set of DAGs
Test for a fixed set of DAGs
Added a length property to test the topological sorting
add ConstantDict definition
add test utilities with EnhancedTestCase and use it in all tests, add tests for ConstantDict