Misc. typos

found via `codespell` and `grep`

Lib/javascript/jsc/javascriptcode.swg

@@ -388,7 +388,7 @@ static JSStaticFunction $jsmangledname_functions[] = {
  * jsc_nspace_declaration:  template for a namespace declaration
  *   - $jsnspace:           mangled name of the namespace
  *   - $jsglobalvariables:  list of variable entries
- *   - $jsglobalfunctions:  list if fuction entries
+ *   - $jsglobalfunctions:  list of function entries
  * ----------------------------------------------------------------------------- */
 %fragment ("jsc_nspace_declaration", "templates")
 %{

Lib/javascript/v8/javascriptrun.swg

@@ -109,11 +109,11 @@ SWIGINTERN void SWIG_V8_Raise(const char *msg) {
   Note: There are two contexts for handling errors.
   A static V8ErrorHandler is used in not overloaded methods.
   For overloaded methods the throwing type checking mechanism is used
-  during dispatching. As V8 exceptions can not be resetted properly
+  during dispatching. As V8 exceptions can not be reset properly
   the trick is to use a dynamic ErrorHandler with same local name as the global
   one.
 
-  - See defintion of SWIG_Error above.
+  - See definition of SWIG_Error above.
   - See code templates 'JS_function_dispatcher', 'JS_functionwrapper_overload',
     and 'JS_function_dispatch_case' in javascriptcode.swg