Merge pull request #374 from jaredbischof/master

Changing the default to be production.
Merge pull request #375 from jaredbischof/master

Passsing memory parameter.
Merge pull request #376 from jaredbischof/master

Excluding seek, length fields when they exceed int range
Merge pull request #377 from jaredbischof/master

seek is bigint, length is integer
Merge pull request #378 from jaredbischof/master

Adding m5nr berkeleydb to predata
Fixed null character representation to match load_summary2db script