syntax: regexp artifacts/target # maven output artifacts/\.classpath # eclipse artifacts/\.project # eclipse artifacts/\.settings # eclipse artifacts/test-output # eclipse junit/testng plugin output backend/target # maven output backend/\.classpath # eclipse backend/\.project # eclipse backend/\.settings # eclipse backend/test-output # eclipse junit/testng plugin output gwt-client/target # maven output gwt-client/\.classpath # eclipse gwt-client/\.project # eclipse gwt-client/\.settings # eclipse gwt-client/test-output # eclipse junit/testng plugin output gwt-client/src/main/webapp/OpenLayers-2.11 etl/target # maven output etl/\.classpath # eclipse etl/\.project # eclipse etl/\.settings # eclipse etl/test-output # eclipse junit/testng plugin output \.swp \.swo