Log Message:
Update mlterm to 3.6.0.

pkgsrc changes:
 - add fonts/unifont path in etc/font-fb example

Changes noted in doc/en/ReleaseNote:

ver 3.6.0
* Support MacOSX/Cocoa. (See doc/en/README.cocoa)
* Add "geometry" to OSC 5379.
* Add "mlconfig" to OSC 5379.
* Add "Columns" and "Rows" to "Others" tab of mlconfig.
* Bug fixes:
  Fix segfault of libvte compatible library if conf_menu_path_N option is specified.