use ncurses methods from mruby.

This gem uses the ncurses library.
If you have not installed the ncurses, please install the ncurses.

add conf.gem line to build_config.rb

MRuby::Build.new do |conf|

    # ... (snip) ...

    conf.gem :git => 'https://github.com/ncq/mruby-curses.git'
end

Curses.initscr
=> call curses initscr

under the MIT License:

• see LICENSE file