Fix ensure_loaded for local packages.
Remove useless code.
Remove list from hash prior to modifications.
The -A option of pkg add/install makes packages automatic not orphan.
Add debug information about which file is loaded from cache
Fix conservative upgrades.
Add repos priority configuration.
Add CONSERVATIVE_UPGRADE option.
Rework candidates selection policies.
Fix gcc warnings
Fix priority loading
Clarify the description of %a query format in pkg-query(8).

The sentence was suggested by Matthew Seaman.