move log to temp path
share over LAN
fix UseShellExecute problem
do not expose SaveConfig to Views
refine qrcode
lint code
update CHANGES
bump
version check
back to 2.0
add comments about .net 4.0 crash
add lock for Close()
add locks to all encryption contexts
lint code
Merge branch 'wzxjohn-dev'
back to 2.0
check disposed in encryption #46 #42
add nodelay
try fixing shutdown
use a fixed GUID