Typo in default SMS response.
Fixed some minor artifacts.
Revved Python modules.
Added nose to run tests
Merge pull request #6 from dsyang/master

Added nose to requirements.txt
Beefed up parameters of Twilio test methods.
1) Changed test examples to conform better to Twilio python client API.
2) Moved configuration error checking to base template.
3) Added fudging to base CSS.
Fixed configuration error handling for index page.
Made links of request URLs.
Remove superfluous http://
1) Future proofed requirements.txt.
2) Corrected display of client controls with base template.
Enhance security by checking for authentic Twilio requests.
Tweak signature URL for voice calls.

See: http://www.twilio.com/docs/security#notes
Merge branch 'master' of https://github.com/zacharyvoase/Twilio-Hackpack-for-Heroku-and-Flask into production

Conflicts:
	requirements.txt