Merge pull request #17 from R-Y/master

4/17 までの追加分
updated
added gemspec
added gemspec
WIP
greatly improved
updated readme, renamed script, updated gemspec
updated gemspec to properly add poe-cli to executables
added and updated images
Merge pull request #18 from Kagetsuki/master

lots of improvements
added new emoji
Merge pull request #19 from Kagetsuki/master

added new emoji
Update README.md
ファイル追加