data with attributes
add labels to respons
filter uris before requesting labels
use get_observations when retrieving datapoints
dicts with labels for each observation
Refs #62 - Move country_profile logic to server side

- Move country profile logic to server side. This allow us to memcache
  queries and also this reduces the number of AJAX calls to one.
Merge branch 'master' into tmp
get_observations refactoring
eliminate 'columns' parameter
multidimension datapoints with attributes
call for datapoints without columns
multidimension datapoints with attributes and labels
Refs #62 - Add handler for country_profile table chart.
fix-tests
Refs #62 - Fix table to work with no-data
Merge branch 'master' into data-with-all-attributes
clean query.datapoints
Merge branch 'data-with-all-attributes'