ADD: some targets to sign the external libs and to deploy the Jars to
the server
ADD: Application-Name property for the Manifest file of the Jars.
CHG: the patch for the filtered cipher suites has been removed, it was a
problem between Java 7 classes and a Java 6 Webstart application.
CHG: the JNLP file for Java Webstart must be changed.
CHG: we use now JNLP version 7
ADD: a timestamp authority for the Jar signatatur.
REM: metadata-extractor 2.1 has been removed
ADD: the original metadata-extractor 2.1.0 has been downloaded from
GoogleCode
ADD: the generated keystore and the signing request, both will be
generated by the build process if necessary.
CHG: the new JAR file is now known as metadata-extractor-2.1.0.jar
ADD: the template file for the upload applet page has been changed to
work with Java 7
CHG: we must change the applet declarations (for Java 7 and we have
renamed the package structure of GalleryRemote).
CHG: increase version number for release
REM: some obsolete files

The deploy.sh calls a nightly build page, I have no access there. You
can publish releases within GitHub, so we don't need another webserver.

The .jpx file comes from an old JBuilder, which I don't use.
Merge remote-tracking branch 'origin/java7'