backup 5.0.0.beta.2

• aws-sdk 2.11.632 ~> 2

• dogapi 1.11.0 = 1.11.0

• dropbox-sdk 1.6.5 = 1.6.5

• excon 0.110.0 ~> 0.44

• flowdock 0.4.0 = 0.4.0

• fog 1.42.1 ~> 1.28

• hipchat 1.0.1 = 1.0.1

• mail 2.8.1 >= 2.6.6, ~> 2.6

• net-scp 1.2.1 = 1.2.1

• net-sftp 2.1.2 = 2.1.2

• net-ssh 3.2.0 = 3.2.0

• nokogiri 1.16.4 >= 1.7.2, ~> 1.7

• open4 1.3.0 = 1.3.0

• pagerduty 2.0.0 = 2.0.0

• qiniu 6.9.1 ~> 6.5

• thor 0.20.3 >= 0.18.1, ~> 0.18

• twitter 5.17.0 ~> 5.5

• unf 0.1.3 = 0.1.3