Fixed #4652 (False positive: variable value tracking into loop body)
Fixed #4618 (Unmatched suppression: don't show this information message unless --enable=information or --check-cfg is used)
Fixed Cppcheck warning, method can be static
Fixed Cppcheck warning. Made method const
Fixed Cppcheck warning. Method TokenList::createAst can be const
1.60: set version
1.60: Updated Changelog
1.60: Updated Makefile
Makefile: Set debug mode