Removed makemigrations from deploy-update
Removed unused UserNote in courses/views.py
Added percentage to show_certificate
Added twitter share and colored percentage
Merge branch 'master' into certificates_percents

Conflicts:
	courses/static/js/twitter.js
	courses/templates/show_certificate.html
Final version with a G+ share
Improve certificates
Merge pull request #55 from HackBulgaria/certificates_percents

Certificates percents