Pull from transifex

OpenKeychain/src/main/res/raw-is/help_changelog.html

@@ -99,7 +99,7 @@
 </ul>
 <h2>2.5</h2>
 <ul>
-<li>Fix decryption of symmetric pgp messages/files</li>
+<li>Fix decryption of symmetric OpenPGP messages/files</li>
 <li>Refactored key edit screen (thanks to Ash Hughes)</li>
 <li>New modern design for encrypt/decrypt screens</li>
 <li>OpenPGP API version 3 (multiple api accounts, internal fixes, key lookup)</li>