test version for debug
remove debug log information as the problems toops#21 and toops#22 have
been successfully tested
adding validation check in DeepTankLogic

preparing TSMultiServantLogic for same kind of validation
new interface to use in TSMultiServantLogic
change the checkValidStructure method with the latest fix already used
in HighOvenLogic (move the validStructure=false)
removing debug logs now that the test is successfull
Merge pull request #27 from wisthy/master

Fix for the DeepTank ignoring its own validation status