manifest.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<OfficeApp
  xmlns="http://schemas.microsoft.com/office/appforoffice/1.1"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:type="ContentApp">  
  <Id>383498bb-a046-449c-9206-afbaf53dbddb</Id>
  <Version>1.0.0.0</Version>
  <ProviderName>Contoso</ProviderName>
  <DefaultLocale>en-US</DefaultLocale>
  <DisplayName DefaultValue="D3Lab"/>
  <Description DefaultValue="Draw interactive graphs using the power of D3 and MATLAB."/>
  <IconUrl DefaultValue="https://droid76.github.io/Powerpoint-plug-in/assets/D3Lab-32.png"/>
  <HighResolutionIconUrl DefaultValue="https://droid76.github.io/Powerpoint-plug-in/assets/D3Lab-80.png"/>
  <SupportUrl DefaultValue="https://github.com/droid76/Powerpoint-plug-in"/>
  <AppDomains>
  </AppDomains>
  <Hosts>
    <Host Name="Presentation"/>
  </Hosts>
  <DefaultSettings>
    <SourceLocation DefaultValue="https://droid76.github.io/Powerpoint-plug-in/taskpane.html"/>
  </DefaultSettings>
  <Permissions>ReadWriteDocument</Permissions>
</OfficeApp>