* gc.c : Add GC_PROFILE_DETAIL_MEMORY option.
	  If GC_PROFILE_MORE_DETAIL && GC_PROFILE_DETAIL_MEMORY,
	  maxrss, minflt and majflt are added to each profile record.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43591 b2dd03c8-39d4-4d8f-98ff-823fe69b080e