Update developer tools and SDK

app/build.gradle

@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 24
-    buildToolsVersion '23.0.3'
+    compileSdkVersion 25
+    buildToolsVersion '25.0.2'
 
     defaultConfig {
         minSdkVersion 3
-        targetSdkVersion 24
+        targetSdkVersion 25
         versionCode 32
         versionName '3.12'
     }