Remove lambda and java 8 compatible from library

Author: akexorcist

localizationActivity/build.gradle

@@ -18,10 +18,6 @@ android {
             res.srcDirs = ['src/main/res']
         }
     }
-    compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
-    }
 }
 
 dependencies {

localizationActivity/src/main/java/com/akexorcist/localizationactivity/core/LocalizationActivityDelegate.java

@@ -47,10 +47,13 @@ public void onCreate(Bundle savedInstanceState) {
     }
 
     // If activity is run to back stack. So we have to check if this activity is resume working.
-    public void onResume(Context context) {
-        new Handler().post(() -> {
-            checkLocaleChange(context);
-            checkAfterLocaleChanging();
+    public void onResume(final Context context) {
+        new Handler().post(new Runnable() {
+            @Override
+            public void run() {
+                checkLocaleChange(context);
+                checkAfterLocaleChanging();
+            }
         });
     }
 

localizationActivity/src/main/java/com/akexorcist/localizationactivity/ui/BlankDummyActivity.java

@@ -25,6 +25,11 @@ public void finish() {
     }
 
     private void delayedFinish() {
-        new Handler().postDelayed(this::finish, 200);
+        new Handler().postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                finish();
+            }
+        }, 200);
     }
 }