+ * apt-pkg/cacheset.cc:
+ - make the cachesets real containers which can embedding any container
+ to be able to use the same interface regardless of set or list usage
+ - provide a {Package,Version}List similar to {Package,Version}Set
+ * cmdline/apt-{get,cache,mark}.cc:
+ - use Lists instead of Sets if input order should be preserved for
+ commands accepting lists of packages, e.g. policy (Closes: #625960)
+ * apt-pkg/depcache.cc:
+ - prefer native providers over foreigns even if the chain is foreign
+ * cmdline/apt-get.cc:
+ - ignore foreign architectures if we check if a provides has only one
+ resolver as it's basically the same for the user, so no need to choose