LPS-44147 Email notification URL does not match the view wiki page URL
LPS-44147 Exact the same method to WikiUtil and move duplicate constants to WikipageConstants
LPS-44147 Create new method unescapeName, unescaping in a method called escapeName is misleading
LPS-44147 No need to add new constants to WikiPageConstants as we're already consolicating the logic in WikiUtil
LPS-44147 Source formatting