NOJIRA added capability to read input for JAXB object from a file(in classpath)/stream.

NOJIRA added capability to read input for JAXB object from a file(in classpath)/stream.
Added testCambridge.xml test data to use from createFromFile test
test: collectionobject tests against local server and against jupiter.collectionspace.org

M    client/src/main/java/org/collectionspace/services/client/test/AbstractServiceTestImpl.java
M    client/src/main/java/org/collectionspace/services/client/AbstractServiceClientImpl.java
M    collectionobject/client/src/test/java/org/collectionspace/services/client/test/CollectionObjectServiceTest.java
A    collectionobject/client/src/test/resources/test-data
A    collectionobject/client/src/test/resources/test-data/testCambridge.xml