Fix typo of @katsyoshi name

katsyohsi => katsyoshi
Merge pull request #107 from hokkai7go/fix_katsyoshi_name

Fix typo of @katsyoshi name
Add @amatsuda
Add satococoa
Merge pull request #108 from satococoa/add-satococoa

Add satococoa
Add joker1007
Add @komagata
Merge pull request #109 from tyabe/jojo

Add joker1007
Merge pull request #110 from pwim/komagata

Add @komagata
Add @elim
Merge pull request #111 from pwim/elim

Add @elim
Add @shioyama
Merge pull request #112 from pwim/shioyama

Add @shioyama
Add willnet
Add Osada-san at Junk-do.

Does anyone know her name? Please PR.
Add Kakutani-san at RubyKaigi2013
Add @stolt45
Add origami (@mineroaoki, @hs9587)
Fill in Osada-san name.
Add @tadsan