[e-lang] Joe-E reflection API questions

[David Wagner]

Mark Miller writes:
>Oops. The Reflection class I just sent also depends on Tyler's old
>NoSuchMember class, which I revived without examination. I include
>NoSuchMember below. I notice that it violates the common Java
>convention that exception class names end with the suffix "Exception".
>Another Joe-E class also violates this convention: InvalidFilename. I
>suggest that we change both to follow the Java convention, even though
>ref_send doesn't. I think Joe-E should stay more strictly close to
>Java conventions than ref_send should.

I agree.  That sounds good to me.