kodi ATV2

Hi
i originally had kodi 14.1 installed on my atv2. I went to upgrade and through Terminal and this is what shows up in Terminal…

Hit http://apt.awkwardtv.org stable/main Packages/DiffIndex
Hit http://apt.thebigboss.org stable/main Packages
Get:4 http://nitosoft.com Release [295B]
Hit http://apt.saurik.com ios/675.00 Release
Ign http://nitosoft.com Release
Ign http://mirrors.kodi.tv ./ Packages/DiffIndex
Ign http://nitosoft.com Packages/DiffIndex
Hit http://mirrors.kodi.tv ./ Packages
Hit http://apt.saurik.com ios/675.00/main Packages/DiffIndex
Hit http://nitosoft.com Packages
Hit http://apt.saurik.com ios/675.00/main Packages
Fetched 1152B in 5s (218B/s)
Reading package lists… Done
W: GPG error: http://nitosoft.com Release: The following signatures were invalid: KEYEXPIRED 1355702829 KEYEXPIRED 1355702829 KEYEXPIRED 1355702829
Apple-TV:~ root# apt-get install org.xbmc.kodi-atv2
Reading package lists… Done
Building dependency tree
Reading state information… Done
org.xbmc.kodi-atv2 is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 34 not upgraded.

Also now i dont have Kodi on ATV2 at all now….Can someone please help
thank you