fixed "rather then" -> "rather than" typos all over the place

source/blender/python/generic/IDProp.c

@@ -114,7 +114,7 @@ PyObject *BPy_IDGroup_WrapData( ID *id, IDProperty *prop )
 	Py_RETURN_NONE;
 }
 
-#if 0 /* UNUSED, currenly assignment overwrites into new properties, rather then setting in-place */
+#if 0 /* UNUSED, currenly assignment overwrites into new properties, rather than setting in-place */
 static int BPy_IDGroup_SetData(BPy_IDProperty *self, IDProperty *prop, PyObject *value)
 {
 	switch (prop->type) {

source/blender/python/generic/bpy_internal_import.h

@@ -59,7 +59,7 @@ void bpy_text_filename_get(char *fn, size_t fn_len, struct Text *text);
 extern PyMethodDef bpy_import_meth;
 extern PyMethodDef bpy_reload_meth;
 
-/* The game engine has its own Main struct, if this is set search this rather then G.main */
+/* The game engine has its own Main struct, if this is set search this rather than G.main */
 struct Main *bpy_import_main_get(void);
 void bpy_import_main_set(struct Main *maggie);
 

source/blender/python/intern/bpy_rna.c

@@ -3101,7 +3101,7 @@ static PyObject *pyrna_struct_meta_idprop_getattro(PyObject *cls, PyObject *attr
 	 * >>> bpy.types.Scene.foo= BoolProperty()
 	 * >>> bpy.types.Scene.foo
 	 * <bpy_struct, BooleanProperty("foo")>
-	 * ...rather then returning the deferred class register tuple as checked by pyrna_is_deferred_prop()
+	 * ...rather than returning the deferred class register tuple as checked by pyrna_is_deferred_prop()
 	 *
 	 * Disable for now, this is faking internal behavior in a way thats too tricky to maintain well. */
 #if 0
@@ -5517,7 +5517,7 @@ PyObject *BPY_rna_module(void)
 	BPy_StructRNA *pyrna;
 	PointerRNA ptr;
 
-	/* for now, return the base RNA type rather then a real module */
+	/* for now, return the base RNA type rather than a real module */
 	RNA_main_pointer_create(G.main, &ptr);
 	pyrna= (BPy_StructRNA *)pyrna_struct_CreatePyObject(&ptr);
 
@@ -5537,7 +5537,7 @@ PyObject *BPY_rna_doc(void)
 {
 	PointerRNA ptr;
 
-	/* for now, return the base RNA type rather then a real module */
+	/* for now, return the base RNA type rather than a real module */
 	RNA_blender_rna_pointer_create(&ptr);
 
 	return pyrna_struct_CreatePyObject(&ptr);

source/blender/python/intern/bpy_rna.h

@@ -44,7 +44,7 @@
 /* support for inter references, currently only needed for corner case */
 #define USE_PYRNA_STRUCT_REFERENCE
 
-/* use real collection iterators rather then faking with a list */
+/* use real collection iterators rather than faking with a list */
 #define USE_PYRNA_ITER
 
 #else /* WITH_PYTHON_SAFETY */