MULE-7269: Review flaky tests... Changed wait time and assertions for polling test.
MULE-7283: Added checking code for hung threads in AbstractMuleTestCase and fixed some tests by disposing resources.
MULE-7283: Code formatting.
MULE-7285: Catched exceptions during configuration phase in order to dispose the created mule context and then re throw them.
MULE-7286: Added expiryMonitor field to the disposing stage.
MULE-7283: Ensure different names for services and flows created by MuleTestUtils helper.
MULE-7293: Lost objects are kept and they are disposed with the still registed objects on registry dispose phase.
MULE-7287:MustUnderstand header must not be considered by the cxf:proxy-service
MULE-7283: Improved result logging.
MULE-7283: log only specific threads as hung.
MULE-7283: Improved threads hung detection by looking for theads name not in common executing threads.
Modifying Greeter.java and GreeterService.java headers
Merge pull request #359 from FedeAmdan/MULE-7287

MULE-7287:MustUnderstand header must not be considered by the cxf:proxy-...
MULE-7287: Modifying PasswordCallback.java header
Merge pull request #367 from FedeAmdan/MULE-7287

MULE-7287: Modifying PasswordCallback.java header
MULE-6926: flaky test.
Merge pull request #369 from mulesoft/slowtests-flaky-flowprocessing

MULE-6926: flaky test.
MULE-6926 - Fix flaky tests
    Adding PID information to test utilities to understand better the cause of flaky build plans.
Merge pull request #370 from mulesoft/adding-pid-information

MULE-6926 - Fix flaky tests
MULE-7292 - failing deploy of applications that cannot bind to an http port