Resolve "As a user I want to be able to use the application on any device e.g. iPhone, iPad, Laptop"

Closes #77 (closed)

src/main/java/Team5/SmartTowns/data/Location.java

@@ -6,7 +6,7 @@ import lombok.Data;
 @Data
 @AllArgsConstructor
 public class Location {
-//    private int locationID;
+    private long locationID;
     private String locationName;
     private String locationEmail;
     private String locationDescription;