fixed logout
changes in login and some fixes

- separated login for user and employee (both intent and handler)
- fixed BrowseInfoSystemIntentHandler (sessions.close() moved to correct
place)
submit evaluation report intent and handler

also fixed a typo
submit review stage report intent and handler
IMPORTANT FIX

employee login was flawed
assign exec lead intent and handler
updated deadline setting for exec stage
close exec stage intent and hand;er
added last handler to server handlers list
Merge remote-tracking branch 'origin/nir-3' into geka-work-3