[DB-SIG] pgcopy 1.4.0

[Aryeh Leib Taurog]

pgcopy 1.4.0 is now available!
<https://pypi.python.org/pypi/pgcopy> 

Use pgcopy for fast data loading into PostgreSQL with binary copy.

Features: 
* Support for many datatypes
* Tested with python 2.7 and 3.4 - 3.7
* Tested with postgresql versions 9.1 - 11
* Cache data on disk or in memory
* Supports explicit db schema

This release brings many significant improvements:
* Transparent unicode string encoding
* Support for multi-dimensional array types
* Better support for schema and schema search path
* More extensive documentation
* More extensive test coverage