Let's let whoever catches this exception decide if they want a stack trace

logged.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4642 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/io/Streamer.java

@@ -383,7 +383,6 @@ public class Streamer
                              "[class=" + _target.getName() + ", field=" + field.getName() + "].");
                 }
             } catch (Exception e) {
-                e.printStackTrace(System.err);
                 String errmsg = "Failure reading streamable field [class=" + _target.getName() +
                     ", field=" + field.getName() + ", error=" + e + "]";
                 throw (IOException) new IOException(errmsg).initCause(e);