Initial commit
Add HMAC-based authentication method for delegating permissions
Update to new dataseed URL
Fix visualisation default cut
Fix observations sync bug and clean-up styles
Fix model loading bug when embedding
Add line chart type.
line charts: fix and minor changes.
Use separate style model, fix line and bubble chart scales
Fix visualisation LESS and re-compile
Remove extraneous bootstrap LESS imports
Fix loading animation bug on navigation elements
Increase line chart title padding
Fix line chart bottom gutter
Add cut parameter to dimension model
Merge branch 'dev' into master