Fix typo. Enforce 80 columns policy.

include/dynamic-graph/command-bind.h

include/dynamic-graph/command-direct-getter.h

include/dynamic-graph/command-direct-setter.h

include/dynamic-graph/command-getter.t.cpp

include/dynamic-graph/command-setter.t.cpp

include/dynamic-graph/command.h

include/dynamic-graph/debug.h

include/dynamic-graph/eigen-io.h

include/dynamic-graph/entity.h

include/dynamic-graph/exception-abstract.h

include/dynamic-graph/exception-factory.h

include/dynamic-graph/exception-signal.h

include/dynamic-graph/exception-traces.h

include/dynamic-graph/factory.h

include/dynamic-graph/logger.h

include/dynamic-graph/process-list.hh

include/dynamic-graph/real-time-logger.h

include/dynamic-graph/signal-array.h

include/dynamic-graph/signal-base.h

include/dynamic-graph/signal-cast-helper.h