Small improvement

app/src/main/java/eu/faircode/email/FragmentOptionsEncryption.java

@@ -387,7 +387,7 @@ public class FragmentOptionsEncryption extends FragmentBase implements SharedPre
         try {
             int maxKeySize = javax.crypto.Cipher.getMaxAllowedKeyLength("AES");
             tvKeySize.setText(getString(R.string.title_advanced_aes_key_size,
-                    Helper.humanReadableByteCount(maxKeySize)));
+                    Helper.humanReadableByteCount(maxKeySize, false)));
         } catch (NoSuchAlgorithmException ex) {
             tvKeySize.setText(Log.formatThrowable(ex));
         }

app/src/main/java/eu/faircode/email/Helper.java

@@ -1208,7 +1208,7 @@ public class Helper {
         return humanReadableByteCount(bytes, true);
     }
 
-    private static String humanReadableByteCount(long bytes, boolean si) {
+    static String humanReadableByteCount(long bytes, boolean si) {
         int sign = (int) Math.signum(bytes);
         bytes = Math.abs(bytes);
 

app/src/main/java/eu/faircode/email/Log.java

@@ -1774,7 +1774,7 @@ public class Log {
         try {
             int maxKeySize = javax.crypto.Cipher.getMaxAllowedKeyLength("AES");
             sb.append(context.getString(R.string.title_advanced_aes_key_size,
-                    Helper.humanReadableByteCount(maxKeySize))).append("\r\n");
+                    Helper.humanReadableByteCount(maxKeySize, false))).append("\r\n");
         } catch (Throwable ex) {
             sb.append(ex.toString()).append("\r\n");
         }