Revert "Increased amount of retries"

This reverts commit c2c195c7bcd6771f5cd0c064295882465a2cf8b1.
Updated copyright date
Fixed compile warning (touching cvs.core)
Increased amount of retries again
Disabled CVSWorkspaceSubscriberTest.testNestedMarkAsMerged failed (see bug 408932)
Disabled unstable ResourceMapperTests#testBranch (see bug 404422)
Increased bundle version for Luna fixes
Fixed bug 408200: Fix errors in Team test plugin.xml files
Workaround for bug 411257: .api_description files in Kepler release do not contain @noreference restrictions
Bug 411158 - Update parent POMs for Luna
Bug 405290 - Undo-ing to the point where the compare editor is not dirty
leaves you with no easy way to recalculate diffs
Bug 412137 - org.eclipse.compare bundle version updated but not in POM
Removed unused API filters
Disabled RepositoryRootTest/s since they are unstable (see bug 409126)
Increased bundle version for Luna fixes
Fixed bug 404873: [History View] Sporadic StackOverflowError
Disabled unstable #testCommit on Mac OS X (see bug 399375)
Bug 414247 - Git ignore "target/" directory created by Maven during a build

Signed-off-by: Thanh Ha <thanh.ha@eclipse.org>
Fixed bug 278813: NPE in Worker.add
Introduced TeamCVSTestPlugin.IS_UNSTABLE_TEST