added encryption possibility, gfx improvements

- added a nice password setter
- wallet encryption will now be displayed in menu
- added nice status menu icon
- added color swapping of activates status menu its,

Signed-off-by: Jonas Schnelli <jonas.schnelli@include7.ch>
changed a leak in launchatlogin

Signed-off-by: Jonas Schnelli <jonas.schnelli@include7.ch>