Add PTAL
Update README.md
add MOHICAN
Add DIY (Do It Yourself)
Add 3 more phrases
add FYI ( For Your Infomation )
Add 'By design'
Add `one more thing`
Add ACK, NACK
Merge branch 'ptal' of https://github.com/mattn/sushiyuki-for-engineers into mattn-ptal
Merge branch 'master' of https://github.com/ppworks/sushiyuki-for-engineers into ppworks-master
Merge branch 'ppworks-master'
merge 'ppworks-master'
Merge branch 'master' of https://github.com/86/sushiyuki-for-engineers into 86-master
Merge branch '86-master'
merge '86-master'
Merge branch 'add-mohican' of https://github.com/kamatari/sushiyuki-for-engineers into kamatari-add-mohikan
MOHICAN の説明を追加
Merge branch 'add-emotions-by-naoya' of https://github.com/naoya/sushiyuki-for-engineers into naoya-add-emotions-by-naoya
Merge branch 'naoya-add-emotions-by-naoya'
Merge 'naoya-add-emotions-by-naoya'
Merge branch 'patch-1' of https://github.com/PGMY/sushiyuki-for-engineers into PGMY-patch-1
Fix Typo