refactor: change package name from hft to hftstuttgart

src/main/java/de/hftstuttgart/unifiedticketing/core/Filter.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
 import java.util.*;
 import java.util.logging.Level;

src/main/java/de/hftstuttgart/unifiedticketing/core/Logging.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
 import java.util.Date;
 import java.util.logging.Formatter;

src/main/java/de/hftstuttgart/unifiedticketing/core/RegisteredSystems.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
-import de.hft.unifiedticketing.systems.gitlab.GitlabTicketSystemBuilder;
+import de.hftstuttgart.unifiedticketing.systems.gitlab.GitlabTicketSystemBuilder;
 
 import java.util.logging.Level;
 import java.util.logging.Logger;

src/main/java/de/hftstuttgart/unifiedticketing/core/Ticket.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
-import de.hft.unifiedticketing.exceptions.AssertionException;
+import de.hftstuttgart.unifiedticketing.exceptions.AssertionException;
 
 import java.util.*;
 import java.util.logging.Level;

src/main/java/de/hftstuttgart/unifiedticketing/core/TicketAssignee.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
 import java.util.Objects;
 

src/main/java/de/hftstuttgart/unifiedticketing/core/TicketBuilder.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
-import de.hft.unifiedticketing.exceptions.AssertionException;
+import de.hftstuttgart.unifiedticketing.exceptions.AssertionException;
 
 import java.util.*;
 import java.util.logging.Level;
 import java.util.logging.Logger;
-import java.util.stream.Collectors;
 
 /**
  * <b>Ticket Builder</b><br/>

src/main/java/de/hftstuttgart/unifiedticketing/core/TicketSystem.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
-import de.hft.unifiedticketing.exceptions.AssertionException;
-import de.hft.unifiedticketing.systems.gitlab.GitlabTicketSystem;
+import de.hftstuttgart.unifiedticketing.exceptions.AssertionException;
+import de.hftstuttgart.unifiedticketing.systems.gitlab.GitlabTicketSystem;
 
 import java.util.HashMap;
 import java.util.logging.Level;

src/main/java/de/hftstuttgart/unifiedticketing/core/TicketSystemBuilder.java

-package de.hft.unifiedticketing.core;
+package de.hftstuttgart.unifiedticketing.core;
 
-import de.hft.unifiedticketing.exceptions.AssertionException;
+import de.hftstuttgart.unifiedticketing.exceptions.AssertionException;
 
 import java.util.logging.Level;
 import java.util.logging.Logger;

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/AssertionException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class AssertionException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/DeserializationException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class DeserializationException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/HttpReqeustException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class HttpReqeustException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/HttpResponseException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class HttpResponseException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/SerializationException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class SerializationException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/UnifiedticketingException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class UnifiedticketingException extends RuntimeException
 {

src/main/java/de/hftstuttgart/unifiedticketing/exceptions/UnsupportedFunctionException.java

-package de.hft.unifiedticketing.exceptions;
+package de.hftstuttgart.unifiedticketing.exceptions;
 
 public class UnsupportedFunctionException extends UnifiedticketingException
 {

src/main/java/de/hftstuttgart/unifiedticketing/systems/gitlab/GitlabFilter.java

-package de.hft.unifiedticketing.systems.gitlab;
+package de.hftstuttgart.unifiedticketing.systems.gitlab;
 
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import de.hft.unifiedticketing.core.Filter;
-import de.hft.unifiedticketing.core.Logging;
-import de.hft.unifiedticketing.core.TicketSystem;
-import de.hft.unifiedticketing.exceptions.AssertionException;
-import de.hft.unifiedticketing.exceptions.DeserializationException;
-import de.hft.unifiedticketing.exceptions.HttpReqeustException;
-import de.hft.unifiedticketing.exceptions.HttpResponseException;
+import de.hftstuttgart.unifiedticketing.core.Filter;
+import de.hftstuttgart.unifiedticketing.core.Logging;
+import de.hftstuttgart.unifiedticketing.core.TicketSystem;
+import de.hftstuttgart.unifiedticketing.exceptions.AssertionException;
+import de.hftstuttgart.unifiedticketing.exceptions.DeserializationException;
+import de.hftstuttgart.unifiedticketing.exceptions.HttpReqeustException;
+import de.hftstuttgart.unifiedticketing.exceptions.HttpResponseException;
 import okhttp3.*;
 
 import java.io.IOException;

src/main/java/de/hftstuttgart/unifiedticketing/systems/gitlab/GitlabTicket.java

-package de.hft.unifiedticketing.systems.gitlab;
+package de.hftstuttgart.unifiedticketing.systems.gitlab;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
-import de.hft.unifiedticketing.core.Logging;
-import de.hft.unifiedticketing.core.Ticket;
-import de.hft.unifiedticketing.core.TicketSystem;
-import de.hft.unifiedticketing.exceptions.*;
+import de.hftstuttgart.unifiedticketing.core.Logging;
+import de.hftstuttgart.unifiedticketing.core.Ticket;
+import de.hftstuttgart.unifiedticketing.core.TicketSystem;
+import de.hftstuttgart.unifiedticketing.exceptions.*;
+import de.hftstuttgart.unifiedticketing.exceptions.*;
 import okhttp3.*;
-import okio.Buffer;
 
 import java.io.IOException;
 import java.util.HashSet;

src/main/java/de/hftstuttgart/unifiedticketing/systems/gitlab/GitlabTicketAssignee.java

-package de.hft.unifiedticketing.systems.gitlab;
+package de.hftstuttgart.unifiedticketing.systems.gitlab;
 
-import de.hft.unifiedticketing.core.TicketAssignee;
+import de.hftstuttgart.unifiedticketing.core.TicketAssignee;
 
 public class GitlabTicketAssignee extends TicketAssignee
 {

src/main/java/de/hftstuttgart/unifiedticketing/systems/gitlab/GitlabTicketBuilder.java

-package de.hft.unifiedticketing.systems.gitlab;
+package de.hftstuttgart.unifiedticketing.systems.gitlab;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
-import de.hft.unifiedticketing.core.Logging;
-import de.hft.unifiedticketing.core.TicketBuilder;
-import de.hft.unifiedticketing.core.TicketSystem;
-import de.hft.unifiedticketing.exceptions.*;
+import de.hftstuttgart.unifiedticketing.core.Logging;
+import de.hftstuttgart.unifiedticketing.core.TicketBuilder;
+import de.hftstuttgart.unifiedticketing.core.TicketSystem;
+import de.hftstuttgart.unifiedticketing.exceptions.*;
+import de.hftstuttgart.unifiedticketing.exceptions.*;
 import okhttp3.*;
 
 import java.io.IOException;
 import java.util.Arrays;
-import java.util.HashSet;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;

src/main/java/de/hftstuttgart/unifiedticketing/systems/gitlab/GitlabTicketResponse.java

-package de.hft.unifiedticketing.systems.gitlab;
+package de.hftstuttgart.unifiedticketing.systems.gitlab;
 
 import java.util.List;
 import java.util.Set;