public void setNamespace(String namespace) {
        this.namespace = namespace;
    }
Sets the namespace of the extension associated with this manifest. The
namespace is required for internal use, and is used wherever extension-
specific files or resources need to be isolated from those of other
extensions. It is defined within the manifest by the "namespace"
property.

@param namespace
    The namespace of the extension associated with this manifest.
guacamole/src/main/java/org/apache/guacamole/extension/ExtensionManifest.java