- bump version to 2.5.1 + update release notes (Jaroslav Mracek)
- Fix: dnf update --refresh fails for repo_gpgcheck=1 (RhBug:1456419) (Daniel
  Mach)
- Don't try to cut datetime message (Jaroslav Rohel)
- Use localized datetime format (RhBug:1445021) (Jaroslav Rohel)
- Work with locale date (Jaroslav Rohel)
- Use ISO 8601 time format in logfile (Jaroslav Rohel)
- Add unitest to prevent callbacks breakage (Jaroslav Mracek)
- Provide compatibility for tools that do not use total_drpms (Jaroslav Mracek)
- Requires strict usage of repoquery --recursive (Jaroslav Mracek)
- Fix output for --resolve with --installed for repoquery (Jaroslav Mracek)
- Remove unnecessary inheritance of yum conf options (Martin Hatina)
- Remove alwaysprompt option support (RhBug:1400714) (Jaroslav Rohel)
- Allow to install groups with multilib_policy=all (RhBug:1250702) (Jaroslav
  Mracek)
- Redesign Base.install() to provide alternatives (Jaroslav Mracek)
- Report excludes includes into logger.debug (RhBug:1381988) (Jaroslav Mracek)
- Provide new API to parse string to NEVRA () (Jaroslav Mracek)
- Add more repoquery querytags (Jaroslav Rohel)
- Not hide tracebacks (Jaroslav Mracek)
- Solve error handling for get attr in yumdb (RhBug:1397848) (Jaroslav Mracek)
- Provide a better error if throttle to low (RhBug:1321407) (Jaroslav Mracek)
- Change timeout to 30s (RhBug:1291867) (Jaroslav Mracek)
- Add pre_transaction hook for plugins (Jaroslav Rohel)
- Not download metadata if "dnf history [info|list|userinstalled]" (Jaroslav
  Mracek)
- Not download metadata if "dnf repo-pkgs <repo> list --installed" (Jaroslav
  Mracek)
- Not download metadata if "dnf list --installed" (RhBug:1372895) (Jaroslav
  Mracek)
- Format pkg str for repoquery --tree due to -qf (RhBug:1444751) (Jaroslav
  Mracek)