#414 Add restTemplate proxy configuration and logback

api/pom.xml

...rc/main/java/de/fitko/fitconnect/api/services/Sender.java

...ain/java/de/fitko/fitconnect/api/services/Subscriber.java

...e/fitko/fitconnect/api/services/rest/AsyncRestClient.java

client/pom.xml

client/src/main/java/de/fitko/fitconnect/TestRunner.java

...ain/java/de/fitko/fitconnect/client/SdkClientFactory.java

...rc/main/java/de/fitko/fitconnect/client/SenderClient.java

...ain/java/de/fitko/fitconnect/client/SubscriberClient.java

dependency/pom.xml

...c/main/java/de/fitko/fitconnect/dependency/SdkModule.java

dependency/src/main/resources/sdk.properties

impl/pom.xml

.../main/java/de/fitko/fitconnect/impl/SubmissionSender.java

...n/java/de/fitko/fitconnect/impl/SubmissionSubscriber.java

...c/main/java/de/fitko/fitconnect/impl/TestAsyncClient.java

...va/de/fitko/fitconnect/impl/auth/DefaultOAuthService.java

...ava/de/fitko/fitconnect/impl/crypto/MetadataVerifier.java

.../main/java/de/fitko/fitconnect/impl/http/ProxyConfig.java

...java/de/fitko/fitconnect/impl/http/ProxyRestTemplate.java