"com.appiancorp.processdetails.v1.1" How to get newer version of this plugin

appian-plugin name="ProcessDetail" key="com.appiancorp.processdetails.v1.1">

<plugin-info>
<description>ProcessDetail</description>
<vendor name="Appian Corporation" url="">http://www.appian.com" />
<version>1.1.2</version>
<application-version min="6.1.0" />
</plugin-info>

<activity-class-schema key="WriteProcessDetailsV1">
<name>Write Process Details</name>
<palette-item category="Integration Services" palette="Data Services" >
<palette-icon>palette-icon.gif</palette-icon>
<canvas-icon>canvas-icon.gif</canvas-icon>
</palette-item>