embedding: implement cef_string_utf16_cmp()
embedding: begin cef string_list api

cef_string_list_alloc()
embedding: cef_string_list_size()
embedding: cef_string_list_append()
embedding: cef_string_list_value()
embedding: cef_string_list_clear()
embedding: cef_string_list_free()
embedding: cef_string_list_copy()
added ErrorEvent WebIDL and errorevent.rs

Removed InitErrorEvent

trying to resolve trace error

moving init in constrictor

removed InitErrorEvent

removed partial from WebIDL, changes in new method and updated test in .ini file

refactoring new_uninitialized

removed unused imports