Update Android Studio and Proguard configs

app/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.1"
+    buildToolsVersion "26.0.2"
 
     defaultConfig {
         applicationId "com.topjohnwu.magisk"

app/proguard-rules.pro

@@ -16,10 +16,9 @@
 #   public *;
 #}
 
+# Keep all names, we are open source anyway :)
+-keepnames class ** { *; }
+
 # BouncyCastle
--keep class org.bouncycastle.** { *; }
+-keep class org.bouncycastle.jcajce.provider.** { *; }
 -dontwarn javax.naming.**
-
--dontwarn android.content.**
--dontwarn android.animation.**
-

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         maven { url "https://maven.google.com" }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.0-beta6'
+        classpath 'com.android.tools.build:gradle:3.0.0-beta7'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

resource/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.1"
+    buildToolsVersion "26.0.2"
     defaultConfig {
         minSdkVersion 21
         targetSdkVersion 26

unhide/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.1"
+    buildToolsVersion "26.0.2"
     defaultConfig {
         applicationId "com.topjohnwu.unhide"
         minSdkVersion 21