rank is unsigned integer

alib2algo/src/automaton/determinize/DeterminizeNFTAPart.cxx

alib2algo/src/automaton/run/Accept.cpp

alib2data/src/alphabet/RankedBarSymbol.cpp

alib2data/src/alphabet/RankedBarSymbol.h

alib2data/src/alphabet/RankedSymbol.cpp

alib2data/src/alphabet/RankedSymbol.h

alib2data/src/alphabet/SymbolFromXMLParser.cpp

alib2data/src/alphabet/SymbolToXMLComposer.cpp

alib2data/src/automaton/TA/DFTA.cpp

alib2data/src/automaton/TA/NFTA.cpp

alib2data/src/tree/ranked/PrefixRankedNotation.cpp

alib2data/src/tree/ranked/PrefixRankedNotation.h

alib2data/src/tree/ranked/RankedNode.cpp

alib2data/src/tree/unranked/UnrankedNode.cpp

examples2/automaton/DFTA.xml

examples2/automaton/NFTA.xml

examples2/tree/RankedTree.xml

examples2/tree/RankedTree2.xml