remove ifdef ATHENAHIVE, add timing test (StoreGate-03-10-00)

	* removed all #ifdef ATHENAHIVE, make serial StoreGate behave
	  like MT StoreGate with 1 concurrent store
	* use unique_ptr<std::recursive_mutex> in SGHiveEventSlot
	* added timing test
	* tag StoreGate-03-10-00

A       test/SGTiming_test.cxx
A       test/SGTiming_test_rec.inc
A       test/SGTiming_test_objs.h
M       test/SGHive_test.cxx
A       test/SGTiming_test_ret.inc
A       test/SGTiming_test_def.inc
A       test/SGTiming_test_genV.pl
A       test/SGTiming_test_README.txt
A       test/SGTiming_test_chk.inc
A       test/SGTiming_test_ptr.inc
A       share/SGTiming_test.txt
M       src/SGHiveMgrSvc.h
M       src/SGImplSvc.cxx
M       src/SGHiveMgrSvc.cxx
...
(Long ChangeLog diff - truncated)