Merge branch 'sprint0' into staging
Merge branch 'staging' of https://github.com/yamadashizuka/jikkenkun into staging
Merge pull request #25 from yamadashizuka/sprint0

Sprint0対応
Merge remote-tracking branch 'origin/staging' into staging
herokuでrunsacがしないk
Merge pull request #27 from yamadashizuka/sprint0

Sprint0対応反映
Merge remote-tracking branch 'origin/staging' into staging
Merge pull request #29 from yamadashizuka/sprint0

Sprint0対応
Merge branch 'staging' of https://github.com/yamadashizuka/jikkenkun into staging
車両のコンディションがnullのときに落ちないように手当。
Merge branch 'master' of heroku.com:limitless-river-9860 into sprint201411
Merge pull request #32 from yamadashizuka/sprint201411

車両のconditionを設定しないまま登録すると諸々よくないのを何とかした