* update: changes to make it java 8 compatible

Author: joafalves

src/main/java/io/github/joafalves/ldtk/LdtkConverter.java

@@ -66,7 +66,7 @@ private static void instantiateMapper() {
         mapper.findAndRegisterModules();
         mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
         SimpleModule module = new SimpleModule();
-        module.addDeserializer(OffsetDateTime.class, new JsonDeserializer<>() {
+        module.addDeserializer(OffsetDateTime.class, new JsonDeserializer<OffsetDateTime>() {
             @Override
             public OffsetDateTime deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
                     throws IOException {

src/test/java/io/github/joafalves/ldtk/LdtkConverterTest.java

@@ -1,5 +1,6 @@
 package io.github.joafalves.ldtk;
 
+import io.github.joafalves.ldtk.model.Project;
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStream;
@@ -12,7 +13,7 @@ public class LdtkConverterTest {
 
     @Test
     public void loadTest() throws IOException {
-        var project = LdtkConverter.fromJsonString(loadResourceFile("./data.json"));
+        Project project = LdtkConverter.fromJsonString(loadResourceFile("./data.json"));
         Assertions.assertNotNull(project);
     }