+ - sent Last-Modified header also for Translation files
+ * apt-pkg/cacheiterator.h:
+ - let pkgCache::Iterator inherent std::iterator
+ * ftparchive/writer.h:
+ - add a virtual destructor to FTWScanner class (for cppcheck)
+ * apt-pkg/cacheset.{cc,h}:
+ - add simple wrapper around std::set for cache structures
+ - move regex magic from apt-get to new FromRegEx method
+ - move cmdline parsing from apt-cache to new FromCommandLine method
+ - support special release-modifier 'installed' and 'candidate'
+ * apt-pkg/contrib/cmdline.cc:
+ - fix segfault in SaveInConfig caused by writing over char[] sizes
+ * apt-pkg/pkgcache.cc:
+ - get the best matching arch package from a group with FindPreferredPkg
+ * cmdline/apt-cache.cc:
+ - make the search multiarch compatible by using GrpIterator instead
+ - use pkgCacheFile and the new CacheSets all over the place
+ - add --target-release option (Closes: #115520)
+ - accept pkg/release and pkg=version in show and co. (Closes: #236270)
+ - accept package versions in the unmet command
+ * cmdline/apt-get.cc:
+ - use unsigned long long instead of double to store values it gets
+ * apt-pkg/cachefile.{cc,h}:
+ - split Open() into submethods to be able to build only parts
+ - make the OpProgress optional in the Cache buildprocess
+ - store also the SourceList we use internally for export
+ * doc/apt.conf.5.xml:
+ - document the new Valid-Until related options
+ * apt-pkg/contrib/strutl.cc:
+ - split StrToTime() into HTTP1.1 and FTP date parser methods and
+ use strptime() instead of some self-made scanf mangling
+ - use the portable timegm shown in his manpage instead of a strange
+ looking code copycat from wget
+ * ftparchive/writer.cc:
+ - add ValidTime option to generate a Valid-Until header in Release file
+ * apt-pkg/policy.cc:
+ - get the candidate right for a not-installed pseudo package if
+ his non-pseudo friend is installed
+ * apt-pkg/indexcopy.cc:
+ - move the gpg codecopy to a new method and use it also in methods/gpgv.cc