Warning extra ';' removal

[viboes]

Attached a patch to remove most of the warnings below.

../../../boost/date_time/date.hpp:194:55: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date.hpp:195:67: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_duration.hpp:128:57: warning: extra ';' inside a struct [-pedantic]
../../../boost/date_time/date_duration.hpp:138:69: warning: extra ';' inside a struct [-pedantic]
../../../boost/date_time/date_duration.hpp:35:73: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_generators.hpp:37:30: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_generators.hpp:38:39: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_iterator.hpp:43:32: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_iterator.hpp:56:45: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_iterator.hpp:57:48: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_names_put.hpp:233:8: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/date_names_put.hpp:45:26: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/dst_transition_generators.hpp:21:38: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/local_time/custom_time_zone.hpp:46:7: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/local_time/custom_time_zone.hpp:47:40: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/local_time/local_date_time.hpp:211:31: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/local_time/posix_time_zone.hpp:118:39: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_duration.hpp:254:57: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:22:77: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:33:45: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:34:48: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:35:64: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:36:65: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:37:66: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:38:65: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:39:64: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_iterator.hpp:40:65: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_zone_base.hpp:42:24: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/time_zone_base.hpp:43:33: warning: extra ';' inside a class [-pedantic]
../../../boost/date_time/wrapping_int.hpp:37:42: warning: extra ';' inside a class [-pedantic]