[icedtea-web] RFC: Remove unused variables in JarSigner

[Omair Majid]

Hi,

The attached patch removes unused imports and variables from JarSigner. 
It also removes a few unnecessary casts.

ChangeLog
2010-12-08  Omair Majid  <omajid at redhat.com>

     * netx/net/sourceforge/jnlp/tools/JarSigner.java: Remove unused
     imports and variables.
     (getRoot): Remove unnecessary cast.
     (getPublisher): Likewise.

Any concerns?

Cheers,
Omair
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