Update btsync-user.conf

Remove unnecessarily defined settings.
Add display_new_version:false
Add vendor:tuxpoldo
Update btsync.postinst

Remove unnecessarily defined check_for_updates
Add vendor:tuxpoldo
Update btsync.init.d

Remove unnecessary update checks.
Update simple.conf for display_new_version
Update user.conf for display_new_version
Merge pull request #170 from richard-bt/feature/settingsFixes

BitTorrent Inc. Configuration Changes