Changed relationship between Tags and Issues to be ManyToMany. Fixed typo in enumeration field "Priority" from "Hi" to "High".
Changed relationship between Tags and Issues to be ManyToMany. Fixed typo in enumeration field "Priority" from "Hi" to "High".

UKS-Tim3/Issuebox,UKS-Tim3/Issuebox,UKS-Tim3/Issuebox,UKS-Tim3/Issuebox