Move coverage settings to separate file

.coveragerc

+[run]
+branch = True
+omit =
+    *migrations*
+
+[paths]
+source = .
+
+[report]
+# Regexes for lines to exclude from consideration
+exclude_lines =
+    # Have to re-enable the standard pragma
+    pragma: no cover
+
+    # Don't complain about missing debug-only code:
+    def __repr__
+    if self\.debug
+
+    # Don't complain if tests don't hit defensive assertion code:
+    raise AssertionError
+    raise NotImplementedError
+
+    # Don't complain if non-runnable code isn't run:
+    if 0:
+    if __name__ == .__main__.:
+
+ignore_errors = True
+

.travis.yml

@@ -68,7 +68,7 @@ script:
   - ./manage.py validate --settings weblate.settings_test_$DATABASE
   - ./manage.py syncdb --noinput --settings weblate.settings_test_$DATABASE
   - ./manage.py migrate --settings weblate.settings_test_$DATABASE
-  - coverage run --branch --omit '*/migrations/*' --source=. ./manage.py test --settings weblate.settings_test_$DATABASE trans lang accounts
+  - coverage run --source=. ./manage.py test --settings weblate.settings_test_$DATABASE trans lang accounts
   - pep8 --exclude migrations accounts trans lang
 after_success:
   - coveralls