explicitly use sequence as ID auto-incr. + DB update

src/main/java/org/hbp/mip/model/App.java

@@ -16,7 +16,7 @@ import javax.persistence.*;
 public class App {
 
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
     private Integer id;
     private String name;
     private String description;

src/main/java/org/hbp/mip/model/Config.java

@@ -20,7 +20,7 @@ import java.util.Map;
 public class Config {
 
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
     private Long id = null;
 
     private String type = null;

src/main/java/org/hbp/mip/model/Filter.java

@@ -20,7 +20,7 @@ import java.util.List;
 public class Filter {
 
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
     private Long id = null;
 
     @ManyToOne

src/main/java/org/hbp/mip/model/Query.java

@@ -21,7 +21,7 @@ import java.util.List;
 public class Query {
 
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
     private Long id = null;
 
     private String request = null;

db @ f06de881

-Subproject commit 924d54ccf64c0282aea7ab13ea8c774b020092e3
+Subproject commit f06de881c215e1f1b75be2ba49ca3804907d33f9