prime type checks: increase the feeder range to 1..5250 so that primes not in the prime cache are tested as well (primes outside the cache are slow though!)
prime type checks: increase the feeder range to 1..5250 so that primes not in the prime cache are tested as well (primes outside the cache are slow though!)

git-svn-id: d89f83fc72fb49d2f5b112dfb73cea192610bdff@3720 71766da9-9752-0410-ab17-bfafa751c56a

fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris