Fix minor spelling errors
Merge pull request #1 from mhagander/master

Fix spelling errors
Merge branch 'master' of git://github.com/aaugustin/django-pglocks into aaugustin-master

Conflicts:
	README.rst
Fixed error where lock was not actually released.
Fixed test following 25c4e8e5beb3a53bafd3b91e55a3de07dba2812e
Made django-pglocks Python 3 compatible
Merge pull request #9 from tchaumeny/python3

Python3 compatibility
Fix installation error
Merge pull request #10 from sramana/master

Fix installation error