[#2264] Support Ubuntu 14.04. Drop Ubuntu 10.04.

Problem?
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2014 is here and 2010 is so far away… :)


Solution?
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Patch `paver.sh` and  `discovery.sh` accordingly.

Drive-by fix:

 * updated `paver.sh` from `brink`.


How to test?
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Build and test the package as described in the included README.

reviewer: @adiroiban