Add VariableEntityTableFinder
Refactor Categorical Summary Stats
Add VariableEntityTableFinder
Refactor Categorical Summary Stats
Move search Resource to opal-search project
Add EntityDialogView
Refactor findEntityTables
Merge branch 'feature-participant-ui' of github.com:obiba/opal into feature-participant-ui

Conflicts:
	opal-search/src/main/java/org/obiba/opal/web/math/SummaryStatisticsResourceFactory.java
	opal-search/src/main/java/org/obiba/opal/web/math/support/CategoricalSummaryStatsMagmaFinder.java
Merge branch 'feature-participant-ui' of github.com:obiba/opal into feature-participant-ui

Conflicts:
	opal-search/src/main/java/org/obiba/opal/web/math/SummaryStatisticsResourceFactory.java
	opal-search/src/main/java/org/obiba/opal/web/math/support/CategoricalSummaryStatsMagmaFinder.java
Simplified code
Suppress warnings
Move search Resource to opal-search project
Work on entity detail popup
Added the ElasticSearch mechanism for VariableEntityResource; also completed the Magma mechanism
Completed the EntityDialog MVP
Completed Elastic Search Query model, execution and conversion
Merge pull request 'Feature participant ui'
OPAL-1599: Delete the index when not current task.
Merge pull request #33 from emorency/opal-1599-clear-index

OPAL-1599: Delete the index when not current task.
OPAL-1600: Show error message when importing data with a variable with an empty name