Log Message:
Update ibus-hangul to 1.4.1.

1.4.1
 * Handle exceptions properly in ibus-setup-hangul
   https://github.com/choehwanjin/ibus-hangul/pull/5
 * Update icon files
 * Support ibus icon symbol feature

1.4.0
 * Require ibus 1.4
 * Add desktop menu for ibus-setup-hangul
 * Add an option for automatic reordering
 * Add an option for a word preedit text
 * Update MS IME compatible symbol table
 * Use surrounding text feature on converting to hanja