DMN UX - overlay information about a single scenario run

Related to https://issues.jboss.org/browse/DROOLS-3731

This task will cover this use case:

• user creates a DMN model
• user creates a Test Scenario with some scenarios
• user executes the Test Scenario
• user open Coverage Report
• user wants to analyze the execution of a single scenario in the DMN model
• user clicks on "a link" related to the scenario to analyze
• user lands on DMN editor with overlay information about decision executed, decision failed and for each decision the possibility see actual and expected value (from the scenario) and to open an executed decision table to see which row has been evaluated