+ * [ABI break] Allow pinning by codename (closes: #97564)
+ * support running "--simulate" as user
+ * add depth information to the debug output and show what depends
+ type triggers a autoinst (closes: #458389)
+ * add Debug::pkgDepCache::Marker with more detailed debug output
+ (closes: #87520)
+ * add Debug::pkgProblemResolver::ShowScores and make the scores
+ adjustable
+ * do not write state file in simulate mode (closes: #433007)
+ * add hook for MarkInstall and MarkDelete (closes: #470035)
+ * fix typo in apt-pkg/acquire.cc which prevents Dl-Limit to work
+ correctly when downloading from multiple sites (Closes: #534752)
+ * add the various foldmarkers in apt-pkg & cmdline (no code change)