Master

When building with "mvn -Dcdh.version=0.9.0-cdh4.1.5 package" I get two similar test errors (see below). It seems to have to do with different timezones.

Test set: org.openx.data.jsonserde.JsonSerDeTimeStampTest
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Tests run: 4, Failures: 2, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec <<< FAILURE!
testTimestampDeSerializeNumericTimestamp(org.openx.data.jsonserde.JsonSerDeTimeStampTest)  Time elapsed: 0.002 sec  <<< FAILURE!
java.lang.AssertionError: expected:<2013-05-06 02:58:45.0> but was:<2013-05-05 17:58:45.0>
	at org.junit.Assert.fail(Assert.java:93)
	at org.junit.Assert.failNotEquals(Assert.java:647)
	at org.junit.Assert.assertEquals(Assert.java:128)
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