add upgrade size

liuxiaolong

2020-07-29 62175b6005328f0f1ad15cee75eda252df081743

 models/sysUpgrade.go

@@ -10,6 +10,7 @@
   ForceUpgrade       bool       `orm:"column(forceUpgrade)" json:"forceUpgrade"`
   Time              string       `orm:"column(time)" json:"time"`
   Msg             string       `orm:"column(msg)" json:"msg"`
   Size             string       `orm:"column(size)" json:"size"`
}

func (sv *SysUpgrade) TableName() string {