wasmer-c-api:

* adding `wasmer_import_object_new` and `wasmer_import_object_extend`
* adding test file `test-module-import-instantiate.c`

lib/runtime-core/src/import.rs

@@ -51,7 +51,7 @@ pub struct ImportObject {
 }
 
 impl ImportObject {
-    /// Create a new `ImportObject`.  
+    /// Create a new `ImportObject`.
     pub fn new() -> Self {
         Self {
             map: Rc::new(RefCell::new(HashMap::new())),