[LOCAL] Remove unsupported options and tabs

Disable options that aren't properly supported for OpenConnect.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
[LOCAL] strings: Minor spelling/wording tweaks for a couple of options

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Simplify VPN launcher code

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Update menu buttons on LogWindow activity

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Rip out a bunch of OpenVPN-specific code

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Remove ObjectStream based profiles

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
openconnect: Minor cleanups in the management thread

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>