Key lookup for API

OpenPGP-Keychain/src/main/res/raw/help_changelog.html

@@ -9,7 +9,7 @@ And don't add newlines before or after p tags because of transifex -->
 <ul>
 <li>fix decryption of symmetric pgp messages/files</li>
 <li>refactored edit key screen (thanks to Ash Hughes)</li>
-<li>OpenPGP API version 3 (multiple api accounts, internal fixes)</li>
+<li>OpenPGP API version 3 (multiple api accounts, internal fixes, key lookup)</li>
 <li>new modern design for encrypt/decrypt screens</li>
 </ul>