#1196 Data-schema loading rework of local schemata

...va/dev/fitko/fitconnect/api/config/ApplicationConfig.java

...ain/java/dev/fitko/fitconnect/api/config/ProxyConfig.java

...v/fitko/fitconnect/api/domain/schema/SchemaResources.java

.../main/java/dev/fitko/fitconnect/cli/keygen/KeyWriter.java

.../dev/fitko/fitconnect/client/bootstrap/ClientFactory.java

...connect/client/bootstrap/ApplicationConfigLoaderTest.java

.../fitko/fitconnect/client/bootstrap/ClientFactoryTest.java

client/src/test/resources/test-config-default.yml

client/src/test/resources/test-config.yml

config.yml

.../fitko/fitconnect/core/schema/SchemaResourceProvider.java

.../fitconnect/core/validation/DefaultValidationService.java

...fitconnect/core/events/SecurityEventTokenServiceTest.java

...ko/fitconnect/core/schema/SchemaResourceProviderTest.java

...connect/core/validation/DefaultValidationServiceTest.java

...test-schema/schema.fitko.de_fim_s00000096_1.0.schema.json

...-test-schema/schema.fitko.de_fim_s00000096_1.0.schema.xml

...ion-data-test-schema/urn_test_submission_data_schema.json

integration-tests/pom.xml

...itko/fitconnect/integrationtests/IntegrationTestBase.java