Don't catch exceptions while waiting for ADT to load
Wait for any ADT job to finish

AndroidMavenPluginTestCase's waitForAdtToLoad() creates an instance of
org.eclipse.m2e.tests.common.JobHelpers.IJobMatcher and accepts job to
wait for in matches(Job). It expects jobs which name contains
'com.android.ide.eclipse.adt.internal.sdk.Sdk'. But
com.android.ide.eclipse.adt.internal.sdk.Sdk doesn't implement
org.eclipse.core.runtime.jobs.Job