Move to external PRNGFixes

Author: adstro

build.gradle

@@ -22,6 +22,7 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        maven { url "https://jitpack.io" }
     }
 }
 

securepreferences/build.gradle

@@ -34,6 +34,7 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.github.adstro:prng-fixes:2016.11.13'
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })

securepreferences/src/main/java/com/google/PRNGFixes.java

@@ -24,8 +24,6 @@
 import android.util.ArraySet;
 import android.util.Base64;
 
-import com.google.PRNGFixes;
-
 import java.io.IOException;
 import java.math.BigInteger;
 import java.nio.ByteBuffer;
@@ -52,6 +50,8 @@
 import javax.crypto.NoSuchPaddingException;
 import javax.security.auth.x500.X500Principal;
 
+import me.adamstroud.prngfixes.PRNGFixes;
+
 /**
  * TODO
  *