xpinyin: 更新版本和日期。

xpinyin/xpinyin.dtx

@@ -131,7 +131,7 @@ and some specific Chinese Simplified fonts (TrueType or OpenType).
 
 \preamble
 
-   Copyright (C) 2012-2015 by Qing Lee <[email protected]>
+   Copyright (C) 2012-2016 by Qing Lee <[email protected]>
 --------------------------------------------------------------------------
    This work may be distributed and/or modified under the
    conditions of the LaTeX Project Public License, either version 1.3
@@ -220,13 +220,13 @@ and some specific Chinese Simplified fonts (TrueType or OpenType).
 \ProvidesExplFile{\ExplFileName.\ExplFileExtension}
 %</driver>
 %<package>\ProvidesExplPackage{\ExplFileName}
-  {\ExplFileDate}{2.1}{\ExplFileDescription}
+  {\ExplFileDate}{2.2}{\ExplFileDescription}
 %<*driver>
 \ExplSyntaxOff
 %</driver>
 %</driver|package>
 %<database>\ProvidesFile{xpinyin-database.def}%
-%<database>  [2014/12/24 v2.1 xpinyin database]
+%<database>  [2015/02/02 v2.2 xpinyin database]
 %
 %<*driver>
 \let\ctexrevnum\ExplFileVersion