plugin.xml

<idea-plugin>
    <id>com.github.sundramsinghdev007.stringfilelocalization</id>
    <name>Android String File Localization</name>
    <vendor>Sundram Singh</vendor>
    <resource-bundle>messages.MyBundle</resource-bundle>

    <depends>com.intellij.modules.platform</depends>
    <depends>org.jetbrains.android</depends>

    <extensions defaultExtensionNs="com.intellij">
        <notificationGroup id="Translation Notifications"
                           displayType="BALLOON"
                           key="notification.group.name"/>
    </extensions>

    <actions resource-bundle="messages.MyBundle">
        <action id="com.github.sundramsinghdev007.TranslateStringsAction"
                class="com.github.sundramsinghdev007.stringfilelocalization.action.TranslateStringsAction"
                icon="AllIcons.Actions.Refresh">

            <add-to-group group-id="ToolsMenu" anchor="last"/>
            <add-to-group group-id="ProjectViewPopupMenu" anchor="last"/>
            <add-to-group group-id="EditorPopupMenu" anchor="last"/>
        </action>
    </actions>
</idea-plugin>