added motivation texts and information texts for current patient
Update djangorestframework to 2.4.3
Merge pull request #56 from sigurdsa/update-django

Update django to 1.7.1
merge
Merge branch 'update-requirements'
added tests for motivation and information text in current patient
Merge pull request #54 from sigurdsa/motivForCurrent

added motivation texts and information texts for current patient
Add model ThresholdValue
Move measurements to patient as a detail_route
Refactor graph serialization
Implement lower and upper threshold value series in graph_data
Test graph data endpoint
Fix whitespace
Update or create threshold value in patient partial_update
Remove max and min thresholds from patient model