#79 remove tutorial; move mappers tests to /mapper_tests; move test data to /nansat/tests/data
#79 remove _agulhas in mapper_tests; make warning more verbose
#79 add tests/data to package_data
#79 remove python 3.4 from travis.yml
#79 test only nansat.tests
#79 add NSR tests
#79 adding Domain tests
#79 rename nansat_test_archive
#79 unify access to testing data in nansat/tests
#79 complete Domain test
#79 completed Nansat basic tests
Merge branch 'issue79-mapper-test' into develop