Merge branch 'new-context-concept' into 'master'

src/main/java/teetime/framework/A0UnconnectedPort.java

...in/java/teetime/framework/A1ThreadableStageCollector.java

...ava/teetime/framework/A2InvalidThreadAssignmentCheck.java

src/main/java/teetime/framework/A3PipeInstantiation.java

src/main/java/teetime/framework/A4StageAttributeSetter.java

src/main/java/teetime/framework/AbstractCompositeStage.java

src/main/java/teetime/framework/AbstractInterThreadPipe.java

src/main/java/teetime/framework/AbstractIntraThreadPipe.java

src/main/java/teetime/framework/AbstractPipe.java

src/main/java/teetime/framework/AbstractRunnableStage.java

src/main/java/teetime/framework/AbstractService.java

src/main/java/teetime/framework/AbstractStage.java

src/main/java/teetime/framework/Configuration.java

src/main/java/teetime/framework/ConfigurationContext.java

src/main/java/teetime/framework/DynamicActuator.java

src/main/java/teetime/framework/Execution.java

src/main/java/teetime/framework/ExecutionInstantiation.java

src/main/java/teetime/framework/ITraverserVisitor.java

src/main/java/teetime/framework/IntraStageCollector.java

src/main/java/teetime/framework/RunnableConsumerStage.java