[web] Update jquery-treeview to the latest version
Files copied from commit 61f230828ace1b54c2cc54bc549ece261b11842e of
https://github.com/jzaefferer/jquery-treeview
if versions_map['cubicweb'][0] == (3, 7, 4):
config['http-session-time'] *= 60
config['cleanup-session-time'] *= 60
config['cleanup-anonymous-session-time'] *= 60