Generate imaging and rendering API shims

crates/libremetaverse-types/src/compat.rs

@@ -54,6 +54,9 @@ pub struct IEqualityComparer<T>(pub PhantomData<fn(T)>);
 #[derive(Clone, Debug, Eq, PartialEq)]
 pub struct StringReader(pub String);
 
+#[derive(Clone, Debug, Eq, PartialEq)]
+pub struct StreamReader(pub Vec<u8>);
+
 #[derive(Clone, Debug, Eq, PartialEq)]
 pub struct StringWriter(pub String);