CLOSE #3806 - Some Administration console widgets silently fail if user session has expired        - Add popup "Server seems unreacheable" when studio is closed and when we are not in "Home" page
CLOSE #3806 - Some Administration console widgets silently fail if user session has expired
       - Add popup "Server seems unreacheable" when studio is closed and when we are not in "Home" page

Former-commit-id: efd52176c793220531a28deefe3cd2582df9f460
Former-commit-id: 081b74b37a23ab0cb42322634a7bd2e52e974368
Former-commit-id: 13cdf50ed2d19faa4ef2964f635508ee81d54199
Former-commit-id: 1e10ddccd5aef26f248622d441d2fecf14954f95
convertigo/convertigo-webapp,convertigo/convertigo-webapp