Update psycopg2 to 2.7.2

[pyup-bot]

There's a new version of psycopg2 available. You are currently using 2.7.1. I have updated it to 2.7.2

These links might come in handy: PyPI | Changelog | Homepage | Docs

Changelog

2.7.2

^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fixed inconsistent state in externally closed connections (:tickets:263, 311, 443). Was fixed in 2.6.2 but not included in 2.7 by mistake.
• Fixed Python exceptions propagation in green callback (:ticket:410).
• Don't display the password in connection.dsn when the connection string is specified as an URI (:ticket:528).
• Return objects with timezone parsing "infinity" :sql:timestamptz (:ticket:536).
• Dropped dependency on VC9 runtime on Windows binary packages (:ticket:541).
• Fixed segfault in ~connection.lobject() when mode\=\ !None (:ticket:544).
• Fixed ~connection.lobject() keyword argument lobject_factory (:ticket:545).
• Fixed ~psycopg2.extras.ReplicationCursor.consume_stream() keepalive_interval argument (:ticket:547).
• Maybe fixed random import error on Python 3.6 in multiprocess environment (:ticket:550).
• Fixed random !SystemError upon receiving abort signal (:ticket:551).
• Accept ~psycopg2.sql.Composable objects in ~psycopg2.extras.ReplicationCursor.start_replication_expert() (:ticket:554).
• Parse intervals returned as microseconds from Redshift (:ticket:558).
• Added ~psycopg2.extras.Json !prepare() method to consider connection params when adapting (:ticket:562).
• ~psycopg2.errorcodes map updated to PostgreSQL 10 beta 1.

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖

[codecov-io]

Codecov Report

Merging #74 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #74   +/-   ##
=======================================
  Coverage   48.21%   48.21%           
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  Files          14       14           
  Lines         280      280           
  Branches       31       31           
=======================================
  Hits          135      135           
  Misses        143      143           
  Partials        2        2

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[pyup-bot]

Closing this in favor of #76