deleted unnecessary links to 2-column layout
changed the labeling for links of index page-in user view
[user]removed unnecessary fields for viewing the directory and
management list
removed the filter capability for user status field
changed the links
reverted to default behavior of links
added the constants for user restrictions
added human-readable value for user restriction
added routing information for the name link
added a hidden field in the signup form which identifies a user to given
basic user restrictions by default
Change-Id: I5d1fe532d0377eff522eb0620b629a9597383809
added link function to the directory of users
added constants for user status
added validation procedure for fetching the user status
fixed bug found on fetching the status description of the user
changed the method of retrieving the user status description
updated the links of the view page and added human-readable values
updated the form fields to adapt with the current requirements
changed the default required fields
added disassembling function of the name field