Merge pull request #14 from dpetzold/master

Invoke api through method instead of endpoint
Fix typo in CHANGES
Fixed recursion error when

disqus.interface.update(dict)

is used. Now throws InterfaceNotDefined expection.

disqus.update_interface(dict)

must be used now.
Removed test..
Fixed recursion error when

disqus.interface.update(dict)

is used. Now throws InterfaceNotDefined expection.

disqus.update_interface(dict)

must be used now.
Fixed test for 2.6.
Merge branch 'master' of https://github.com/dpetzold/disqus-python

Conflicts:
	disqusapi/tests.py