exception handling related changes: * changed blockPredecessors to list of Instructions, instead of Blocks * removed explicit predecessor management in BlockBegin, now using predecessors from Graph structure * replaced generated LIR exception entries with exception dispatch chains in IR * added Unwind and ExceptionDispatch instructions * removed ExceptionEntry flag in BlockBegin and all code depending on it * removed exceptionHandler list from Instruction, replaced by exception Edge on Invoke and Throw * replaced list of ExceptionHandlers with single exception edge in debug info misc: * changed GraphvizPrinter layout (smaller ports on large nodes) * removed defunct run config

#!/bin/bash
bash rundacapo.sh avrora
bash rundacapo.sh batik
bash rundacapo.sh eclipse
bash rundacapo.sh fop
bash rundacapo.sh h2
bash rundacapo.sh jython
bash rundacapo.sh luindex
bash rundacapo.sh lusearch
bash rundacapo.sh pmd
bash rundacapo.sh sunflow
bash rundacapo.sh tomcat
bash rundacapo.sh tradebeans
bash rundacapo.sh tradesoap
bash rundacapo.sh xalan