Fix revLog test that broke due to changes in the hello-world repository.

Author: fzs

src/test/data/hello-world.properties

@@ -5,6 +5,7 @@ commit.fifteen=5ebfaca
 commit.added=192cded
 commit.changed=b2c50ce
 commit.deleted=8613bee10bde27a0fbaca66447cdc3f0f9483365
+commits.since_20190605=10
 users.byEmail=11
 users.byName=10
 files.top=14

src/test/java/com/gitblit/tests/JGitUtilsTest.java

@@ -656,10 +656,11 @@ public void testRevlog() throws Exception {
 		commits = JGitUtils.getRevLog(repository, null, "java.java", 0, 2);
 		assertEquals(2, commits.size());
 
-		// grab the commits since 2008-07-15
+		// grab the commits since 2019-06-05
 		commits = JGitUtils.getRevLog(repository, null,
-				new SimpleDateFormat("yyyy-MM-dd").parse("2008-07-15"));
-		assertEquals(12, commits.size());
+				new SimpleDateFormat("yyyy-MM-dd").parse("2019-06-05"));
+		assertEquals("Wrong number of commits since 2019-06-05.",
+				GitBlitSuite.helloworldSettings.getInteger(HelloworldKeys.commits.since_20190605, -1), commits.size());
 		repository.close();
 	}