add Lithium release
add Lithium release

The processor won't process anything after the last release that is
defined. As we are now in the Lithium release cycle and the planned
release date is 2015-06-25 set that as the newest release.

Signed-off-by: Andrew Grimberg <1f872228929e751eea07667e68fbb1655199bd12@linuxfoundation.org>

dave-tucker/spectrometer,mgkwill/spectrometer,mgkwill/spectrometer,mgkwill/spectrometer,dave-tucker/spectrometer,mgkwill/spectrometer,dave-tucker/spectrometer,zxiiro/spectrometer,zxiiro/spectrometer,dave-tucker/spectrometer,zxiiro/spectrometer,mgkwill/spectrometer,dave-tucker/spectrometer,zxiiro/spectrometer,zxiiro/spectrometer