[WebUI] Security update for POODLE vulnerability

WebUI with HTTPS enabled is vulnerable to POODLE (CVE­-2014­-3566), so switch from
SSLv3 to TLSv1.
[GTKUI] Fix bug in the torrentview introduced by 5dba83

The speedup optimizations removed code that recreates the
model filter when a new column is added. This missing line
is only a problem when there plugins that add columns to the
GTKUI after initially loading the torrentlist.
[#2256] [GTKUI] Indexes are not updated correctly when removing columns