fixed database relation

BudgetMasterServer/src/main/java/de/deadlocker8/budgetmaster/templates/Template.java

@@ -62,7 +62,7 @@ public class Template implements TransactionBase, Iconizable
 					name = "tags_id", referencedColumnName = "ID"))
 	private List<Tag> tags;
 
-	@OneToOne(optional = true)
+	@ManyToOne(optional = true)
 	@Expose
 	private Account transferAccount;
 

BudgetMasterServer/src/main/java/de/deadlocker8/budgetmaster/transactions/Transaction.java

@@ -62,7 +62,7 @@ public class Transaction implements TransactionBase, ProvidesID
 	@Expose
 	private RepeatingOption repeatingOption;
 
-	@OneToOne(optional = true)
+	@ManyToOne(optional = true)
 	@Expose
 	private Account transferAccount;