pdate release notes (Jaroslav Mracek)
- Change documentation for history --userinstalled (RhBug:1370062) (Jaroslav
  Mracek)
- Change example to install plugin using versionlock (Jaroslav Mracek)
- Remove unused method Goal.best_run_diff() (Jaroslav Mracek)
- Change recommendations if some problems appear (RhBug:1293067) (Jaroslav
  Mracek)
- Report problems for goals with optional=True (Jaroslav Mracek)
- Format resolve problem messages in method in dnf.util (Jaroslav Mracek)
- Enhance reports about broken dep (RhBug:1398040)(RhBug:1393814) (Jaroslav
  Mracek)
- search: do not generate error if not match anything (RhBug:1342157) (Jaroslav
  Rohel)
- Check if any plugin is removed in transaction (RhBug:1379906) (Jaroslav
  Mracek)
- Show progress for DRPM (RhBug:1198975) (Jaroslav Mracek)
- Fix disabledplugin option (Iavael)
- [history]: fixed info command merged output (Eduard Čuba)