Multiple builders for multiple add target things [skip ci]

Author: adamtheturtle

.travis.yml

@@ -4,7 +4,14 @@ python:
 - '3.6'
 env:
   matrix:
-  - TEST_FILENAME=test_add_target.py
+  - TEST_FILENAME=test_add_target.py::TestContentTypes
+  - TEST_FILENAME=test_add_target.py::TestMissingData
+  - TEST_FILENAME=test_add_target.py::TestWidth
+  - TEST_FILENAME=test_add_target.py::TestTargetName
+  - TEST_FILENAME=test_add_target.py::TestImage
+  - TEST_FILENAME=test_add_target.py::TestActiveFlag
+  - TEST_FILENAME=test_add_target.py::TestUnexpectedData
+  - TEST_FILENAME=test_add_target.py::TestApplicationMetadata
   - TEST_FILENAME=test_database_summary.py
   - TEST_FILENAME=test_delete_target.py
   - TEST_FILENAME=test_get_duplicates.py