CLOSED - task 179: On courses page, allow filtering by tag 
https://github.com/DigitalCampus/django-oppia/issues/issue/179
CLOSED - task 178: On visualisation page make graphs only cover last
year 
https://github.com/DigitalCampus/django-oppia/issues/issue/178
OPEN - task 180: Allow specifying start date on visualisation page 
https://github.com/DigitalCampus/django-oppia/issues/issue/180
Update jquery UI
update jquery UI
CLOSED - task 180: Allow specifying start date on visualisation page 
https://github.com/DigitalCampus/django-oppia/issues/issue/180
OPEN - task 96: In graphs etc how to show specific months/ time periods 
https://github.com/DigitalCampus/django-oppia/issues/issue/96
OPEN - task 96: In graphs etc how to show specific months/ time periods 
https://github.com/DigitalCampus/django-oppia/issues/issue/96
CLOSED - task 96: In graphs etc how to show specific months/ time
periods 
https://github.com/DigitalCampus/django-oppia/issues/issue/96
CLOSED - task 147: Add info about BTSync to docs 
https://github.com/DigitalCampus/django-oppia/issues/issue/147
OPEN - task 181: Add date filtering on course activity page 
https://github.com/DigitalCampus/django-oppia/issues/issue/181
OPEN - task 181: Add date filtering on course activity page 
https://github.com/DigitalCampus/django-oppia/issues/issue/181
CLOSED - task 183: Add better graph_generating message 
https://github.com/DigitalCampus/django-oppia/issues/issue/183
update docs
update docs
close #182
update version no
Merge remote-tracking branch 'upstream/master'

Conflicts:
	oppia/locale/en/LC_MESSAGES/django.mo
	oppia/locale/en/LC_MESSAGES/django.po
	oppia/locale/es/LC_MESSAGES/django.mo
	oppia/locale/es/LC_MESSAGES/django.po
	oppia/static/oppia/style.css