Increase schemas.geom tests coverage
Improve tests of schemas.fieldnode
Pep8
Add missing test on date field with default
Catch ModelNotFound for relations checks
Start unit-testing validators
Fix string for python3
Rename tests methods
Add one more test
Reorder imports
Add test for spore end point
Request body is binary
Improve coverage for spore, fix delete_record 404 message + Fix py33 tests.
Merge pull request #124 from spiral-project/refactor_tests_and_increase_coverage

Refactor tests and increase coverage