Moved contents of seasoned_api up to root folder

tests/helpers/resetDatabase.js

@@ -0,0 +1,9 @@
+const establishedDatabase = require('src/database/database');
+
+function resetDatabase() {   
+   return Promise.resolve()
+      .then(() => establishedDatabase.tearDown())
+      .then(() => establishedDatabase.setUp())
+}
+
+module.exports = resetDatabase;