JBIDE-13938 Refactored
Stability improved on Jenkins and fix RedDeer calls
SWTBotExt changed test's names
JBIDE-16161 Temporary fix for missing equinox.event plugin

When running swt bot tests on Mac, the workbench fails to load.
This is because org.eclipse.equinox.event is no longer in the chain
of dependencies. So the temporary solution is to add it ourselves.
Fixed RedDeer call bcs. of changes in RedDeer API

+ removed unused import
Jenkins stabilization and clean up of unusued imports
Simplify dummy bot test

The dummy bot test used RequirementAwareSuite which is not necessary
 - the aim of this test is to check if a simple bot test will work
so it should be as simple as possible. Now the test suite uses
 @RunWith(Suite.class)