The column description is now cached on first request during a query so getting it is quick if called for every row.
Added SQLITE_CONFIG_PCACHE_HDRSZ and SQLITE_CONFIG_PMASZ constants, and support for them in :func:`config`.
Added SQLITE_CHECKPOINT_TRUNCATE constant.
Update year in various places to 2015.
3.8.7.3r1
==========
No APSW changes.
3.8.7.2r1
==========
Fixed parsing of icu-config flags
3.8.7.1r1
==========
Added SQLITE_LIMIT_WORKER_THREADS constant
3.8.6r1
========
Updated test suite for Python 3.4 unittest garbage collection changes (:issue:`164` :issue:`169`)
Using the recommended build option of **--enable-all-extensions** turns on `STAT4 <https://sqlite.org/compile.html#enable_stat4>`__. Windows binaries include this too.