Fixes to start testing Argos Processor
Change HashSet<> to List<>

Linq to SQL cannot convert a HashSet into an IN clause, but it can do so
with a list.  I am betting that it will be faster to have the DB do all
the work and return a smaller set.
Fixed incorrect cast

use ToArray() to convert SqlBinary to Byte[]
Simplified Dictionary creation
Fix to ignore unknown platforms
Fix to correctly format data on way to DB
Fix to ignore ambiguous platforms
Simplify warning
Remove redundancies from Ambiguous platforms
Fixed up error messages