Fixed stat bars

Stat bars invisible on board, misplaced on events grid and on event page
Standard Buttons

on login, board, event list and details, guests pages
Cleaned controller
Added search routes

for hosts list, host add, guest answer, guest presence and users list
Refactored Event Guest Controller
Added search handling on host controller

for filters and options
Added search handling on user controller
user list pager set to a lower per page count
Added search and applied sort changes
Moved validation button to bootstrap default
nav compacted to fit smaller screen resolution

without scrolling when there are only few items