update testing to work both locally and with Travis CI
Add logging messages displaying NIDM_DIR
Add nidm as remote before calling git subtree (trying to avoid: 'master' does not refer to a commit.)
Initialise logger
fix: NIDM_DIR for Travis CI
Merge pull request #2 from cmaumet/updateTestToWorkLocally

Update test to work both locally and using Travis CI
NIDM export as in SPM12
fix: nidm_NoiseModel -> nidm:NoiseModel