Squashed 'projects/visualization_entity/' changes from fafecb3..9e96751

9e96751 cleaning make file
a164e67 Merge pull request #16 from NuCivic/nucivic_internal_243_data_column_should_accept_multiple_values
8bac47c Issue NuCivic/nucivic-internal#243: Allow multiple data columns values
f70bfed Update visualization_entity_choropleth_bundle.module

git-subtree-dir: projects/visualization_entity
git-subtree-split: 9e9675140adc91d2270dd847278e9d76159c52ab
visualization_entity subtree from git@github.com:nucivic/visualization_entity.git
Rebuild with drush buildmanager.
Merge pull request #20 from NuCivic/new-build-1417653616

BUILD 1417653616: Rebuild with buildmanager from updating_build branch