* Add to `LongRunningIntegrationTest` ability to read `System.properties` Note, ENV property 'RUN_LONG_INTEGRATION_TESTS' has a preference in case of value `true` * Add Gradle task `testAll` * Upgrade to Gradle 1.7 * Improve build performance by adding 'inputs'/'outputs' to some tasks JIRA: https://jira.springsource.org/browse/INT-3155 Polishing Remove inputs/outputs. Polish RouterConcurrencyTest.