Fix build errors

app/build.gradle

@@ -33,17 +33,20 @@ android {
 
     packagingOptions {
         exclude 'META-INF/main.kotlin_module'
-    }
-
-    packagingOptions {
         pickFirst 'META-INF/kotlinx-io.kotlin_module'
         pickFirst 'META-INF/atomicfu.kotlin_module'
         pickFirst 'META-INF/kotlinx-coroutines-io.kotlin_module'
     }
+
+    android {
+        lintOptions {
+            warning 'InvalidPackage' // for bouncycastle
+        }
+    }
+
 }
 
 dependencies {
-    implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'androidx.core:core-ktx:1.1.0'
@@ -58,7 +61,7 @@ dependencies {
     implementation 'androidx.security:security-crypto:1.0.0-alpha02'
     implementation 'org.bouncycastle:bcprov-jdk15on:1.64'
     implementation 'com.github.status-im.status-keycard-java:android:3.0.1'
-    implementation 'com.github.walletconnect:kotlin-walletconnect-lib:0.9.3'
+    implementation 'com.github.walletconnect:kotlin-walletconnect-lib:0.9.4'
     implementation 'com.journeyapps:zxing-android-embedded:4.0.0'
     implementation 'com.google.zxing:core:3.4.0'
     implementation 'com.squareup.moshi:moshi:1.9.1'

build.gradle

@@ -2,7 +2,7 @@
 
 buildscript {
     ext.kotlin_version = '1.3.50'
-    ext.kethereum_version = '0.76.9'
+    ext.kethereum_version = '0.79.1'
 
     repositories {
         google()