raw window should probably use server.sendline rather than calling itself repeatedly...

Change-Id: I4eeeddbee53ca9310e74ba1ecb3eb3875d746c98
Reviewed-on: http://gerrit.dmdirc.com/2545
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

src/com/dmdirc/Raw.java

@@ -120,9 +120,7 @@ public final class Raw extends WritableFrameContainer
     /** {@inheritDoc} */
     @Override
     public void sendLine(final String line) {
-        if (!line.isEmpty()) {
-            sendLine(line);
-        }
+        server.sendLine(line);
     }
 
     /** {@inheritDoc} */