alt68.1 cherry-picked]
Made the treatment of the File Provides and the version ID of

Add disttag to VerStrs (used by APT to identify package versions).
Increase default APT::Cache-Limit in 1.5 times due to the extension of VerStrs

Ported https support from Debian via https method to apt-https package.
Dropped processing Realm name in http/https methods.

Add buildtime to VerStrs (used by APT to identify package versions).
Cherry-picked individual changes from:
alt63]
archtable:
> %_target_cpu).
alt59]
Fixed crash on fail to read package file.
alt58]
cherry-picked from Debian 0.7.22 (git://anonscm.debian.org/git/apt/apt.git)
bin/bugreport.cgi?bug=413324)
alt54]
Backported fix for logic about package sizes.

doc/: Add a note about APT_CONFIG in the -c description

Fixed apt usage with redefined rpm binary name.

Bumped soversion.
Rebuilt for C++11 ABI.

Increased default APT::Cache-Limit:

Reintroduced '%set_verify_elf_method strict'.

Added buildtime to downloaded package name.

Added apt's package NEVRA string to OptionsHash.

Bumped soversion.
Added aarch64 to archtable.

apt-pkg/policy.cc: it is ok, if default PinDir doesn't exist

Rebuilt with rpm-4.0.4-alt100.78 (different size of rpmTagTable).

Honor buildtime.
Added support of preferences.d dir.
apt-pkg/algorithms.cc: mark all installed packages first without auto
upgrade (probably fixes
May/171113.html ).

libapt: enlarged integer types in pkgCache::Version (closes: #29514).