wasmtime 0.3.0

Command-line interface for Wasmtime
Documentation 
diff --git a/lib/wasi/src/instantiate.rs b/lib/wasi/src/instantiate.rs
index decf622..6bc13c7 100644
--- a/lib/wasi/src/instantiate.rs
+++ b/lib/wasi/src/instantiate.rs
@@ -19,6 +19,8 @@ pub(crate) struct WASIState {
 /// Return an instance implementing the "wasi" interface.
 pub fn instantiate_wasi(
     prefix: &str,
+    args: &[String],
+    fds: &[(i32, String)],
     global_exports: Rc<RefCell<HashMap<String, Option<wasmtime_runtime::Export>>>>,
 ) -> Result<Instance, InstantiationError> {
     let pointer_type = types::Type::triple_pointer_type(&HOST);