tarantool-python 0.5.3

• Adding support for python3, again.
• Update docstrings for tarantool.Connection and tarnatool.Space mehods
• Modify tarantool.Space methods for simplicity
• Add support for Upsert command
• Fix some errors
• Fix compatibility when migrating from 1.6.4 to 1.6.7 or more

Tarantool-python 0.5.2

• Minor fixes for tarantool-python driver.
• Adding join/subscribe commands and add support for 1.7.0

tarantool-python 0.5.1

• Add sync field
• Add eval method (from Tarantool)
• PEP8

0.3.2

Added fix's for other tests, now tests result is OK