Use apache compression commons for compressing gzip

src/test/java/net/runelite/cache/fs/DataFileTest.java

@@ -64,4 +64,18 @@ public class DataFileTest
 			Assert.assertEquals("test", str);
 		}
 	}
+	
+//	@Test
+//	public void testBZip2Compression() throws IOException
+//	{
+//		try (Store store = new Store(folder.getRoot()))
+//		{
+//			DataFile df = new DataFile(store, folder.newFile());
+//			DataFileWriteResult res = df.write(41, 4, ByteBuffer.wrap("test".getBytes()), 1, 0);
+//			DataFileReadResult res2 = df.read(41, 4, res.sector, res.compressedLength);
+//			byte[] buf = res2.data;
+//			String str = new String(buf);
+//			Assert.assertEquals("test", str);
+//		}
+//	}
 }

src/test/java/net/runelite/cache/fs/StoreLoadTest.java

@@ -5,7 +5,7 @@ import org.junit.Test;
 
 public class StoreLoadTest
 {
-	//@Test
+	@Test
 	public void test() throws IOException
 	{
 		Store store = new Store(new java.io.File("d:/rs/07/cache"));//c:/rs/cache"));