* Removed the min_version methods from dumper and loader because it was
unused and unnecessary.
* Now use the database maintenance_history_days value as the default
"max_age" value in prune_history method.
* Fixed distribution prereq issues.
* Removed the min_version methods from dumper and loader because it was
unused and unnecessary.
* Now use the database maintenance_history_days value as the default
"max_age" value in prune_history method.
* Fixed distribution prereq issues.