Updated ESB tests in response to changes in:
https://issues.jboss.org/browse/JBIDE-13351
Over-ride method failOnMissingExample from parent class for:
https://issues.jboss.org/browse/JBIDE-13439 - so that tests will fail
when an example needed by the test cannot be found and installed
Refactoring of ws tests
New ws swtbot test implemented
Added debugging to log list of available shells - reverted change made
for JBIDE-13351 to shell name - original name string was correct for
Jenkins runs.