3 files changed, 21 insertions, 18 deletions
diff --git a/build.gradle b/build.gradle
index f88bc5d2..c482d85a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.2'
+        classpath 'com.android.tools.build:gradle:3.1.0-alpha04'
     }
 }
 
diff --git a/main/build.gradle b/main/build.gradle
index afe19468..6b49c36d 100644
--- a/main/build.gradle
+++ b/main/build.gradle
@@ -8,9 +8,9 @@ import com.android.builder.model.ProductFlavor
 apply plugin: 'com.android.application'
 
 apply plugin: 'checkstyle'
-  checkstyle {
+checkstyle {
     showViolations true
-  }
+}
 
 repositories {
     jcenter()
@@ -19,9 +19,10 @@ repositories {
 }
 
 dependencies {
-    compile 'com.android.support:support-annotations:26.0.0'
-    compile 'com.android.support:cardview-v7:26.0.0'
-    compile 'com.android.support:recyclerview-v7:26.0.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+    compile 'com.android.support:support-annotations:27.0.1'
+    compile 'com.android.support:cardview-v7:27.0.1'
+    compile 'com.android.support:recyclerview-v7:27.0.1'
     //    compile 'ch.acra:acra:4.5.0'
     compile 'com.github.PhilJay:MPAndroidChart:v3.0.2'
 
@@ -30,7 +31,7 @@ dependencies {
 
 android {
     compileSdkVersion 26
-    buildToolsVersion '26.0.0'
+    buildToolsVersion '27.0.1'
 
     defaultConfig {
         minSdkVersion 14
@@ -45,9 +46,9 @@ android {
             jniLibs.srcDirs = ['ovpnlibs/jniLibs']
             jni.srcDirs = [] //disable automatic ndk-build
         }
-        
+
         ovpn3 {
-         
+
         }
 
         debug {
@@ -84,22 +85,24 @@ android {
     flavorDimensions "implementation"
 
     productFlavors {
-   /*ovpn3 {
+        /*ovpn3 {
         dimension "implementation"
 
     } */
 
-      normal {
-          dimension "implementation"
-      }
+        normal {
+            dimension "implementation"
+        }
 
     }
 
 
+    compileOptions {
+        targetCompatibility 1.8
+        sourceCompatibility 1.8
+    }
 }
 
-
-
 // ~/.gradle/gradle.properties
 if (project.hasProperty('keystoreFile') &&
         project.hasProperty('keystorePassword') &&
diff --git a/remoteExample/build.gradle b/remoteExample/build.gradle
index 31049d5d..cae24e03 100644
--- a/remoteExample/build.gradle
+++ b/remoteExample/build.gradle
@@ -6,12 +6,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
-    buildToolsVersion '26.0.2'
+    compileSdkVersion 27
+    buildToolsVersion '27.0.1'
 
     defaultConfig {
         minSdkVersion 15
-        targetSdkVersion 26
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
     }