Refactor of execution nodes, building but more testing still to do
Refactor complete - tests still to add
Fixed some problems with descriptions in reporting
Fixed problems created with tag hierarchies
Tags are now propagated through outlines
Changed interface of SubstepsRunner to better suite usage
StepImplementationNode is now a TaggedNode, this fixes a bug in the refactor where all failures were critical
Changes following code review
Added license headers
Added comment following code review
Merge remote-tracking branch 'tporigin/master'
doc updates
updated scm details
[maven-release-plugin] prepare release substeps-core-api-1.1.0
[maven-release-plugin] prepare for next development iteration