Refactor to use matreshka SQL
Add sql schema
Implement save procedure
Multithreading fix
renaming depend to require
Implement save requires
Remove debug messages
Add progiling options
Add sqlite pragmas
Replace incremented integers with sha256
Add US_To_Sea method
Use SHA256 to generate pkgkeys
Optimize Q.Prepare
Add packages_provides structure. FIXME mess there
Fix allocation error
Replace procedure Convert with function call
Free RPM_Internals object