added d3.v3
building visualization page
Merge branch 'development' into visualization
working on visualization
Merge branch 'development' into visualization
Merge branch 'development' into visualization
working on cart
Merge branch 'development' into visualization
rudimentary communication with database
changed ajax call to d3 json
working on d3
first working visualization
small correction
Merge remote-tracking branch 'origin/development' into visualization
merging upstream changes
Merge pull request #38 from AitorMedrano/development

Latest ES and CA translations
err msg can't to create cart
work on csv export; now checks fields against database on storage
merged upstream changes
export fixes