Added DBObject.__hash__; fixes #38
Fix #43 - clarified license type in setup.py
Clean up grammar and phrasing in examples
Minor formatting improvements to relationship docs
fixed issue w/ version being incorrect in init file, updated readme

Conflicts:
	README.rst
	setup.py
bumped version to 1.2
you can now add limit to update query - bumped version

Conflicts:
	twistar/dbconfig/base.py
can how have joinwhere in habtm

Conflicts:
	twistar/relationships.py
	twistar/tests/mysql_config.py