[2/2] drill git commit: DRILL-2383: Support to inject exceptions and pauses in various components of Drill + Controls are fired only if assertions are enabled + Controls can be introduced in any class

DRILL-2383: Support to inject exceptions and pauses in various components of Drill + Controls are fired only if assertions are enabled + Controls can be introduced in any class that has access to FragmentContext/QueryContext + Controls can be fired by altering the DRILLBIT_CONTROL_INJECTIONS

[1/2] drill git commit: DRILL-2383: Support to inject exceptions and pauses in various components of Drill + Controls are fired only if assertions are enabled + Controls can be introduced in any class

Repository: drill Updated Branches: refs/heads/master 21dfe7ac8 - be8d95393 http://git-wip-us.apache.org/repos/asf/drill/blob/be8d9539/exec/java-exec/src/main/java/org/apache/drill/exec/testing/SimulatedExceptions.java -- diff